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CVE-2022-49298 (GCVE-0-2022-49298)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:01 – Updated: 2026-05-11 18:56
VLAI
Title
staging: rtl8712: fix uninit-value in r871xu_drv_init()
Summary
In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix uninit-value in r871xu_drv_init() When 'tmpU1b' returns from r8712_read8(padapter, EE_9346CR) is 0, 'mac[6]' will not be initialized. BUG: KMSAN: uninit-value in r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541 r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541 usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396 really_probe+0x653/0x14b0 drivers/base/dd.c:596 __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752 driver_probe_device drivers/base/dd.c:782 [inline] __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899 bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427 __device_attach+0x593/0x8e0 drivers/base/dd.c:970 device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017 bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487 device_add+0x1fff/0x26e0 drivers/base/core.c:3405 usb_set_configuration+0x37e9/0x3ed0 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x13c/0x300 drivers/usb/core/generic.c:238 usb_probe_device+0x309/0x570 drivers/usb/core/driver.c:293 really_probe+0x653/0x14b0 drivers/base/dd.c:596 __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752 driver_probe_device drivers/base/dd.c:782 [inline] __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899 bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427 __device_attach+0x593/0x8e0 drivers/base/dd.c:970 device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017 bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487 device_add+0x1fff/0x26e0 drivers/base/core.c:3405 usb_new_device+0x1b8e/0x2950 drivers/usb/core/hub.c:2566 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5660 [inline] hub_event+0x58e3/0x89e0 drivers/usb/core/hub.c:5742 process_one_work+0xdb6/0x1820 kernel/workqueue.c:2307 worker_thread+0x10b3/0x21e0 kernel/workqueue.c:2454 kthread+0x3c7/0x500 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 Local variable mac created at: r871xu_drv_init+0x1771/0x3070 drivers/staging/rtl8712/usb_intf.c:394 usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396 KMSAN: uninit-value in r871xu_drv_init https://syzkaller.appspot.com/bug?id=3cd92b1d85428b128503bfa7a250294c9ae00bd8
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-10-01 19:44 UTC
CWE
  • CWE-908 - Use of Uninitialized Resource
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef , < 0b7371a22489cbb2e8e826ca03fb5ce92afb04fe (git)
Affected: 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef , < 277faa442fe0c59f418ac53f47a78e1266addd65 (git)
Affected: 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef , < a6535d00a9d54ce1c2a8d86a85001ffb6844f9b2 (git)
Affected: 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef , < 52a0d88c328098b4e9fb8f2f3877fec0eff4104b (git)
Affected: 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef , < ff727ab0b7d7a56b5ef281f12abd00c4b85894e9 (git)
Affected: 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef , < f36e754a1f0bafb9feeea63463de78080acb6de0 (git)
Affected: 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef , < 76a964ad0ea8f2b10abd69a7532e174a28258283 (git)
Affected: 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef , < 70df04433fd351ba72bc635bd0b5fe443d9ac964 (git)
Affected: 2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef , < 0458e5428e5e959d201a40ffe71d762a79ecedc4 (git)
guessed Create a notification for this product.
Linux Linux Affected: 2.6.37
Unaffected: 0 , < 2.6.37 (semver)
Unaffected: 4.9.318 , ≤ 4.9.* (semver)
Unaffected: 4.14.283 , ≤ 4.14.* (semver)
Unaffected: 4.19.247 , ≤ 4.19.* (semver)
Unaffected: 5.4.198 , ≤ 5.4.* (semver)
Unaffected: 5.10.122 , ≤ 5.10.* (semver)
Unaffected: 5.15.47 , ≤ 5.15.* (semver)
Unaffected: 5.17.15 , ≤ 5.17.* (semver)
Unaffected: 5.18.4 , ≤ 5.18.* (semver)
Unaffected: 5.19 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: rtl8712: fix uninit-value in r871xu_drv_init()\n\nWhen \u0027tmpU1b\u0027 returns from r8712_read8(padapter, EE_9346CR) is 0,\n\u0027mac[6]\u0027 will not be initialized.\n\nBUG: KMSAN: uninit-value in r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541\n r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541\n usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396\n really_probe+0x653/0x14b0 drivers/base/dd.c:596\n __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752\n driver_probe_device drivers/base/dd.c:782 [inline]\n __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899\n bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427\n __device_attach+0x593/0x8e0 drivers/base/dd.c:970\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017\n bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487\n device_add+0x1fff/0x26e0 drivers/base/core.c:3405\n usb_set_configuration+0x37e9/0x3ed0 drivers/usb/core/message.c:2170\n usb_generic_driver_probe+0x13c/0x300 drivers/usb/core/generic.c:238\n usb_probe_device+0x309/0x570 drivers/usb/core/driver.c:293\n really_probe+0x653/0x14b0 drivers/base/dd.c:596\n __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752\n driver_probe_device drivers/base/dd.c:782 [inline]\n __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899\n bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427\n __device_attach+0x593/0x8e0 drivers/base/dd.c:970\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017\n bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487\n device_add+0x1fff/0x26e0 drivers/base/core.c:3405\n usb_new_device+0x1b8e/0x2950 drivers/usb/core/hub.c:2566\n hub_port_connect drivers/usb/core/hub.c:5358 [inline]\n hub_port_connect_change drivers/usb/core/hub.c:5502 [inline]\n port_event drivers/usb/core/hub.c:5660 [inline]\n hub_event+0x58e3/0x89e0 drivers/usb/core/hub.c:5742\n process_one_work+0xdb6/0x1820 kernel/workqueue.c:2307\n worker_thread+0x10b3/0x21e0 kernel/workqueue.c:2454\n kthread+0x3c7/0x500 kernel/kthread.c:377\n ret_from_fork+0x1f/0x30\n\nLocal variable mac created at:\n r871xu_drv_init+0x1771/0x3070 drivers/staging/rtl8712/usb_intf.c:394\n usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396\n\nKMSAN: uninit-value in r871xu_drv_init\nhttps://syzkaller.appspot.com/bug?id=3cd92b1d85428b128503bfa7a250294c9ae00bd8"
        }
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        },
        {
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      "title": "staging: rtl8712: fix uninit-value in r871xu_drv_init()",
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    "datePublished": "2025-02-26T02:01:27.111Z",
    "dateReserved": "2025-02-26T01:49:39.302Z",
    "dateUpdated": "2026-05-11T18:56:59.214Z",
    "state": "PUBLISHED"
  },
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      "cve": "CVE-2022-49298",
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      "percentile": "0.18338"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49298\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-02-26T07:01:06.630\",\"lastModified\":\"2026-06-17T05:17:38.277\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nstaging: rtl8712: fix uninit-value in r871xu_drv_init()\\n\\nWhen \u0027tmpU1b\u0027 returns from r8712_read8(padapter, EE_9346CR) is 0,\\n\u0027mac[6]\u0027 will not be initialized.\\n\\nBUG: KMSAN: uninit-value in r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541\\n r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541\\n usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396\\n really_probe+0x653/0x14b0 drivers/base/dd.c:596\\n __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752\\n driver_probe_device drivers/base/dd.c:782 [inline]\\n __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899\\n bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427\\n __device_attach+0x593/0x8e0 drivers/base/dd.c:970\\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017\\n bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487\\n device_add+0x1fff/0x26e0 drivers/base/core.c:3405\\n usb_set_configuration+0x37e9/0x3ed0 drivers/usb/core/message.c:2170\\n usb_generic_driver_probe+0x13c/0x300 drivers/usb/core/generic.c:238\\n usb_probe_device+0x309/0x570 drivers/usb/core/driver.c:293\\n really_probe+0x653/0x14b0 drivers/base/dd.c:596\\n __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752\\n driver_probe_device drivers/base/dd.c:782 [inline]\\n __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899\\n bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427\\n __device_attach+0x593/0x8e0 drivers/base/dd.c:970\\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017\\n bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487\\n device_add+0x1fff/0x26e0 drivers/base/core.c:3405\\n usb_new_device+0x1b8e/0x2950 drivers/usb/core/hub.c:2566\\n hub_port_connect drivers/usb/core/hub.c:5358 [inline]\\n hub_port_connect_change drivers/usb/core/hub.c:5502 [inline]\\n port_event drivers/usb/core/hub.c:5660 [inline]\\n hub_event+0x58e3/0x89e0 drivers/usb/core/hub.c:5742\\n process_one_work+0xdb6/0x1820 kernel/workqueue.c:2307\\n worker_thread+0x10b3/0x21e0 kernel/workqueue.c:2454\\n kthread+0x3c7/0x500 kernel/kthread.c:377\\n ret_from_fork+0x1f/0x30\\n\\nLocal variable mac created at:\\n r871xu_drv_init+0x1771/0x3070 drivers/staging/rtl8712/usb_intf.c:394\\n usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396\\n\\nKMSAN: uninit-value in r871xu_drv_init\\nhttps://syzkaller.appspot.com/bug?id=3cd92b1d85428b128503bfa7a250294c9ae00bd8\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: staging: rtl8712: se corrige uninit-value en r871xu_drv_init(). Cuando \u0027tmpU1b\u0027 retorna de r8712_read8(padapter, EE_9346CR) como 0, \u0027mac[6]\u0027 no se inicializar\u00e1. ERROR: KMSAN: valor no inicializado en r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541 r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541 usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396 really_probe+0x653/0x14b0 drivers/base/dd.c:596 __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752 driver_probe_device drivers/base/dd.c:782 [en l\u00ednea] __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899 bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427 __device_attach+0x593/0x8e0 drivers/base/dd.c:970 device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017 bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487 device_add+0x1fff/0x26e0 drivers/base/core.c:3405 usb_set_configuration+0x37e9/0x3ed0 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x13c/0x300 drivers/usb/core/generic.c:238 usb_probe_device+0x309/0x570 drivers/usb/core/driver.c:293 really_probe+0x653/0x14b0 drivers/base/dd.c:596 __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752 driver_probe_device drivers/base/dd.c:782 [en l\u00ednea] __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899 bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427 __device_attach+0x593/0x8e0 drivers/base/dd.c:970 device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017 bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487 device_add+0x1fff/0x26e0 drivers/base/core.c:3405 usb_new_device+0x1b8e/0x2950 drivers/usb/core/hub.c:2566 hub_port_connect drivers/usb/core/hub.c:5358 [en l\u00ednea] hub_port_connect_change drivers/usb/core/hub.c:5502 [en l\u00ednea] port_event drivers/usb/core/hub.c:5660 [en l\u00ednea] hub_event+0x58e3/0x89e0 drivers/usb/core/hub.c:5742 process_one_work+0xdb6/0x1820 kernel/workqueue.c:2307 worker_thread+0x10b3/0x21e0 kernel/workqueue.c:2454 kthread+0x3c7/0x500 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 Variable local mac creada en: r871xu_drv_init+0x1771/0x3070 drivers/staging/rtl8712/usb_intf.c:394 usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396 KMSAN: valor no inicializado en r871xu_drv_init https://syzkaller.appspot.com/bug?id=3cd92b1d85428b128503bfa7a250294c9ae00bd8\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"drivers/staging/rtl8712/usb_intf.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\",\"lessThan\":\"0b7371a22489cbb2e8e826ca03fb5ce92afb04fe\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\",\"lessThan\":\"277faa442fe0c59f418ac53f47a78e1266addd65\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\",\"lessThan\":\"a6535d00a9d54ce1c2a8d86a85001ffb6844f9b2\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\",\"lessThan\":\"52a0d88c328098b4e9fb8f2f3877fec0eff4104b\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\",\"lessThan\":\"ff727ab0b7d7a56b5ef281f12abd00c4b85894e9\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\",\"lessThan\":\"f36e754a1f0bafb9feeea63463de78080acb6de0\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\",\"lessThan\":\"76a964ad0ea8f2b10abd69a7532e174a28258283\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\",\"lessThan\":\"70df04433fd351ba72bc635bd0b5fe443d9ac964\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\",\"lessThan\":\"0458e5428e5e959d201a40ffe71d762a79ecedc4\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"drivers/staging/rtl8712/usb_intf.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"2.6.37\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"2.6.37\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"4.9.318\",\"lessThanOrEqual\":\"4.9.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"4.14.283\",\"lessThanOrEqual\":\"4.14.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"4.19.247\",\"lessThanOrEqual\":\"4.19.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.4.198\",\"lessThanOrEqual\":\"5.4.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.10.122\",\"lessThanOrEqual\":\"5.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.15.47\",\"lessThanOrEqual\":\"5.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.17.15\",\"lessThanOrEqual\":\"5.17.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.18.4\",\"lessThanOrEqual\":\"5.18.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.19\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2025-10-01T19:44:56.175459Z\",\"id\":\"CVE-2022-49298\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-908\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-908\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"4.9.318\",\"matchCriteriaId\":\"0D4D4067-974D-4560-8320-22FDA399E3F9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.10\",\"versionEndExcluding\":\"4.14.283\",\"matchCriteriaId\":\"D6823775-2653-4644-A0D4-4E6E68F10C65\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.15\",\"versionEndExcluding\":\"4.19.247\",\"matchCriteriaId\":\"B8CFA0F4-2D75-41F4-9753-87944A08B53B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.198\",\"matchCriteriaId\":\"3EC49633-14DE-4EBD-BB80-76AE2E3EABB9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.122\",\"matchCriteriaId\":\"1B42AA01-44D8-4572-95E6-FF8E374CF9C5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.47\",\"matchCriteriaId\":\"FC042EE3-4864-4325-BE0B-4BCDBF11AA61\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"5.17.15\",\"matchCriteriaId\":\"53E7AA2E-2FB4-45CA-A22B-08B4EDBB51AD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.18\",\"versionEndExcluding\":\"5.18.4\",\"matchCriteriaId\":\"FA6D643C-6D6A-4821-8A8D-B5776B8F0103\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0458e5428e5e959d201a40ffe71d762a79ecedc4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/0b7371a22489cbb2e8e826ca03fb5ce92afb04fe\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/277faa442fe0c59f418ac53f47a78e1266addd65\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/52a0d88c328098b4e9fb8f2f3877fec0eff4104b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/70df04433fd351ba72bc635bd0b5fe443d9ac964\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/76a964ad0ea8f2b10abd69a7532e174a28258283\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a6535d00a9d54ce1c2a8d86a85001ffb6844f9b2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/f36e754a1f0bafb9feeea63463de78080acb6de0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ff727ab0b7d7a56b5ef281f12abd00c4b85894e9\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-29T21:04:09+00:00",
      "cve": "CVE-2022-49298",
      "id": "CVE-2022-49298",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:known_affected": "28",
      "product_status:known_not_affected": "246",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: staging: rtl8712: fix uninit-value in r871xu_drv_init()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-49298.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-29T02:28:59Z",
      "cve": "CVE-2022-49298",
      "id": "CVE-2022-49298",
      "initial_release_date": "2025-02-27T03:09:13Z",
      "product_status:known_affected": "495",
      "product_status:known_not_affected": "243",
      "product_status:recommended": "293",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-49298",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-49298.json",
      "version": "53"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.5, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2022-49298\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-10-01T19:44:56.175459Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-908\", \"description\": \"CWE-908 Use of Uninitialized Resource\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-10-01T16:13:19.042Z\"}}], \"cna\": {\"title\": \"staging: rtl8712: fix uninit-value in r871xu_drv_init()\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\", \"lessThan\": \"0b7371a22489cbb2e8e826ca03fb5ce92afb04fe\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\", \"lessThan\": \"277faa442fe0c59f418ac53f47a78e1266addd65\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\", \"lessThan\": \"a6535d00a9d54ce1c2a8d86a85001ffb6844f9b2\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\", \"lessThan\": \"52a0d88c328098b4e9fb8f2f3877fec0eff4104b\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\", \"lessThan\": \"ff727ab0b7d7a56b5ef281f12abd00c4b85894e9\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\", \"lessThan\": \"f36e754a1f0bafb9feeea63463de78080acb6de0\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\", \"lessThan\": \"76a964ad0ea8f2b10abd69a7532e174a28258283\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\", \"lessThan\": \"70df04433fd351ba72bc635bd0b5fe443d9ac964\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"2865d42c78a9121caad52cb02d1fbb7f5cdbc4ef\", \"lessThan\": \"0458e5428e5e959d201a40ffe71d762a79ecedc4\", \"versionType\": \"git\"}], \"programFiles\": [\"drivers/staging/rtl8712/usb_intf.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"2.6.37\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"2.6.37\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"4.9.318\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.9.*\"}, {\"status\": \"unaffected\", \"version\": \"4.14.283\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.14.*\"}, {\"status\": \"unaffected\", \"version\": \"4.19.247\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.19.*\"}, {\"status\": \"unaffected\", \"version\": \"5.4.198\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.122\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.15.47\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"5.17.15\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.17.*\"}, {\"status\": \"unaffected\", \"version\": \"5.18.4\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.18.*\"}, {\"status\": \"unaffected\", \"version\": \"5.19\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/staging/rtl8712/usb_intf.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/0b7371a22489cbb2e8e826ca03fb5ce92afb04fe\"}, {\"url\": \"https://git.kernel.org/stable/c/277faa442fe0c59f418ac53f47a78e1266addd65\"}, {\"url\": \"https://git.kernel.org/stable/c/a6535d00a9d54ce1c2a8d86a85001ffb6844f9b2\"}, {\"url\": \"https://git.kernel.org/stable/c/52a0d88c328098b4e9fb8f2f3877fec0eff4104b\"}, {\"url\": \"https://git.kernel.org/stable/c/ff727ab0b7d7a56b5ef281f12abd00c4b85894e9\"}, {\"url\": \"https://git.kernel.org/stable/c/f36e754a1f0bafb9feeea63463de78080acb6de0\"}, {\"url\": \"https://git.kernel.org/stable/c/76a964ad0ea8f2b10abd69a7532e174a28258283\"}, {\"url\": \"https://git.kernel.org/stable/c/70df04433fd351ba72bc635bd0b5fe443d9ac964\"}, {\"url\": \"https://git.kernel.org/stable/c/0458e5428e5e959d201a40ffe71d762a79ecedc4\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nstaging: rtl8712: fix uninit-value in r871xu_drv_init()\\n\\nWhen \u0027tmpU1b\u0027 returns from r8712_read8(padapter, EE_9346CR) is 0,\\n\u0027mac[6]\u0027 will not be initialized.\\n\\nBUG: KMSAN: uninit-value in r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541\\n r871xu_drv_init+0x2d54/0x3070 drivers/staging/rtl8712/usb_intf.c:541\\n usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396\\n really_probe+0x653/0x14b0 drivers/base/dd.c:596\\n __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752\\n driver_probe_device drivers/base/dd.c:782 [inline]\\n __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899\\n bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427\\n __device_attach+0x593/0x8e0 drivers/base/dd.c:970\\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017\\n bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487\\n device_add+0x1fff/0x26e0 drivers/base/core.c:3405\\n usb_set_configuration+0x37e9/0x3ed0 drivers/usb/core/message.c:2170\\n usb_generic_driver_probe+0x13c/0x300 drivers/usb/core/generic.c:238\\n usb_probe_device+0x309/0x570 drivers/usb/core/driver.c:293\\n really_probe+0x653/0x14b0 drivers/base/dd.c:596\\n __driver_probe_device+0x3e9/0x530 drivers/base/dd.c:752\\n driver_probe_device drivers/base/dd.c:782 [inline]\\n __device_attach_driver+0x79f/0x1120 drivers/base/dd.c:899\\n bus_for_each_drv+0x2d6/0x3f0 drivers/base/bus.c:427\\n __device_attach+0x593/0x8e0 drivers/base/dd.c:970\\n device_initial_probe+0x4a/0x60 drivers/base/dd.c:1017\\n bus_probe_device+0x17b/0x3e0 drivers/base/bus.c:487\\n device_add+0x1fff/0x26e0 drivers/base/core.c:3405\\n usb_new_device+0x1b8e/0x2950 drivers/usb/core/hub.c:2566\\n hub_port_connect drivers/usb/core/hub.c:5358 [inline]\\n hub_port_connect_change drivers/usb/core/hub.c:5502 [inline]\\n port_event drivers/usb/core/hub.c:5660 [inline]\\n hub_event+0x58e3/0x89e0 drivers/usb/core/hub.c:5742\\n process_one_work+0xdb6/0x1820 kernel/workqueue.c:2307\\n worker_thread+0x10b3/0x21e0 kernel/workqueue.c:2454\\n kthread+0x3c7/0x500 kernel/kthread.c:377\\n ret_from_fork+0x1f/0x30\\n\\nLocal variable mac created at:\\n r871xu_drv_init+0x1771/0x3070 drivers/staging/rtl8712/usb_intf.c:394\\n usb_probe_interface+0xf19/0x1600 drivers/usb/core/driver.c:396\\n\\nKMSAN: uninit-value in r871xu_drv_init\\nhttps://syzkaller.appspot.com/bug?id=3cd92b1d85428b128503bfa7a250294c9ae00bd8\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.9.318\", \"versionStartIncluding\": \"2.6.37\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.14.283\", \"versionStartIncluding\": \"2.6.37\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.19.247\", \"versionStartIncluding\": \"2.6.37\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.198\", \"versionStartIncluding\": \"2.6.37\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.122\", \"versionStartIncluding\": \"2.6.37\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.47\", \"versionStartIncluding\": \"2.6.37\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.17.15\", \"versionStartIncluding\": \"2.6.37\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.18.4\", \"versionStartIncluding\": \"2.6.37\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.19\", \"versionStartIncluding\": \"2.6.37\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2026-05-11T18:56:59.214Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-49298\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-11T18:56:59.214Z\", \"dateReserved\": \"2025-02-26T01:49:39.302Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-02-26T02:01:27.111Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.