cve-2024-49887
Vulnerability from cvelistv5
Published
2024-10-21 18:01
Modified
2024-12-19 09:28
Severity ?
EPSS score ?
0.02% (0.04274)
Summary
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to don't panic system for no free segment fault injection f2fs: fix to don't panic system for no free segment fault injection syzbot reports a f2fs bug as below: F2FS-fs (loop0): inject no free segment in get_new_segment of __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167 F2FS-fs (loop0): Stopped filesystem due to reason: 7 ------------[ cut here ]------------ kernel BUG at fs/f2fs/segment.c:2748! CPU: 0 UID: 0 PID: 5109 Comm: syz-executor304 Not tainted 6.11.0-rc6-syzkaller-00363-g89f5e14d05b4 #0 RIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [inline] RIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836 Call Trace: __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167 f2fs_allocate_new_section fs/f2fs/segment.c:3181 [inline] f2fs_allocate_pinning_section+0xfa/0x4e0 fs/f2fs/segment.c:3195 f2fs_expand_inode_data+0x5d6/0xbb0 fs/f2fs/file.c:1799 f2fs_fallocate+0x448/0x960 fs/f2fs/file.c:1903 vfs_fallocate+0x553/0x6c0 fs/open.c:334 do_vfs_ioctl+0x2592/0x2e50 fs/ioctl.c:886 __do_sys_ioctl fs/ioctl.c:905 [inline] __se_sys_ioctl+0x81/0x170 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [inline] RIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836 The root cause is when we inject no free segment fault into f2fs, we should not panic system, fix it.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/645ec43760e86d3079fee2e8b51fde7060a540d0Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/65a6ce4726c27b45600303f06496fef46d00b57fPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9f6e7a0512a57387d36f5e9e9635d6668cac13ddPatch
Impacted products
Vendor Product Version
Linux Linux Version: 8b10d3653735e117bc1954ade80d75ad7b46b801
Version: 8b10d3653735e117bc1954ade80d75ad7b46b801
Version: 8b10d3653735e117bc1954ade80d75ad7b46b801
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   Linux Linux Version: 6.9
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{
   containers: {
      adp: [
         {
            metrics: [
               {
                  other: {
                     content: {
                        id: "CVE-2024-49887",
                        options: [
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                        timestamp: "2024-10-22T13:44:52.124172Z",
                        version: "2.0.3",
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         affected: [
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               product: "Linux",
               programFiles: [
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            {
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               value: "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to don't panic system for no free segment fault injection\n\nf2fs: fix to don't panic system for no free segment fault injection\n\nsyzbot reports a f2fs bug as below:\n\nF2FS-fs (loop0): inject no free segment in get_new_segment of __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167\nF2FS-fs (loop0): Stopped filesystem due to reason: 7\n------------[ cut here ]------------\nkernel BUG at fs/f2fs/segment.c:2748!\nCPU: 0 UID: 0 PID: 5109 Comm: syz-executor304 Not tainted 6.11.0-rc6-syzkaller-00363-g89f5e14d05b4 #0\nRIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [inline]\nRIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836\nCall Trace:\n __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167\n f2fs_allocate_new_section fs/f2fs/segment.c:3181 [inline]\n f2fs_allocate_pinning_section+0xfa/0x4e0 fs/f2fs/segment.c:3195\n f2fs_expand_inode_data+0x5d6/0xbb0 fs/f2fs/file.c:1799\n f2fs_fallocate+0x448/0x960 fs/f2fs/file.c:1903\n vfs_fallocate+0x553/0x6c0 fs/open.c:334\n do_vfs_ioctl+0x2592/0x2e50 fs/ioctl.c:886\n __do_sys_ioctl fs/ioctl.c:905 [inline]\n __se_sys_ioctl+0x81/0x170 fs/ioctl.c:893\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [inline]\nRIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836\n\nThe root cause is when we inject no free segment fault into f2fs,\nwe should not panic system, fix it.",
            },
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         providerMetadata: {
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            orgId: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            shortName: "Linux",
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               url: "https://git.kernel.org/stable/c/9f6e7a0512a57387d36f5e9e9635d6668cac13dd",
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            },
            {
               url: "https://git.kernel.org/stable/c/65a6ce4726c27b45600303f06496fef46d00b57f",
            },
         ],
         title: "f2fs: fix to don't panic system for no free segment fault injection",
         x_generator: {
            engine: "bippy-5f407fcff5a0",
         },
      },
   },
   cveMetadata: {
      assignerOrgId: "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      assignerShortName: "Linux",
      cveId: "CVE-2024-49887",
      datePublished: "2024-10-21T18:01:23.561Z",
      dateReserved: "2024-10-21T12:17:06.022Z",
      dateUpdated: "2024-12-19T09:28:23.785Z",
      state: "PUBLISHED",
   },
   dataType: "CVE_RECORD",
   dataVersion: "5.1",
   "vulnerability-lookup:meta": {
      nvd: "{\"cve\":{\"id\":\"CVE-2024-49887\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-10-21T18:15:11.360\",\"lastModified\":\"2024-11-13T14:50:09.193\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nf2fs: fix to don't panic system for no free segment fault injection\\n\\nf2fs: fix to don't panic system for no free segment fault injection\\n\\nsyzbot reports a f2fs bug as below:\\n\\nF2FS-fs (loop0): inject no free segment in get_new_segment of __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167\\nF2FS-fs (loop0): Stopped filesystem due to reason: 7\\n------------[ cut here ]------------\\nkernel BUG at fs/f2fs/segment.c:2748!\\nCPU: 0 UID: 0 PID: 5109 Comm: syz-executor304 Not tainted 6.11.0-rc6-syzkaller-00363-g89f5e14d05b4 #0\\nRIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [inline]\\nRIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836\\nCall Trace:\\n __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167\\n f2fs_allocate_new_section fs/f2fs/segment.c:3181 [inline]\\n f2fs_allocate_pinning_section+0xfa/0x4e0 fs/f2fs/segment.c:3195\\n f2fs_expand_inode_data+0x5d6/0xbb0 fs/f2fs/file.c:1799\\n f2fs_fallocate+0x448/0x960 fs/f2fs/file.c:1903\\n vfs_fallocate+0x553/0x6c0 fs/open.c:334\\n do_vfs_ioctl+0x2592/0x2e50 fs/ioctl.c:886\\n __do_sys_ioctl fs/ioctl.c:905 [inline]\\n __se_sys_ioctl+0x81/0x170 fs/ioctl.c:893\\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\\nRIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [inline]\\nRIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836\\n\\nThe root cause is when we inject no free segment fault into f2fs,\\nwe should not panic system, fix it.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: f2fs: corrección para que el sistema no entre en pánico por falta de inyección de segmento libre f2fs: corrección para que el sistema no entre en pánico por falta de inyección de segmento libre syzbot informa un error de f2fs como el siguiente: F2FS-fs (loop0): no inyecta ningún segmento libre en get_new_segment de __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167 F2FS-fs (loop0): sistema de archivos detenido debido a la razón: 7 ------------[ cortar aquí ]------------ ¡ERROR del kernel en fs/f2fs/segment.c:2748! CPU: 0 UID: 0 PID: 5109 Comm: syz-executor304 No contaminado 6.11.0-rc6-syzkaller-00363-g89f5e14d05b4 #0 RIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [en línea] RIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836 Rastreo de llamadas: __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167 f2fs_allocate_new_section fs/f2fs/segment.c:3181 [en línea] f2fs_allocate_pinning_section+0xfa/0x4e0 fs/f2fs/segment.c:3195 f2fs_expand_inode_data+0x5d6/0xbb0 fs/f2fs/file.c:1799 f2fs_fallocate+0x448/0x960 fs/f2fs/file.c:1903 vfs_fallocate+0x553/0x6c0 fs/open.c:334 do_vfs_ioctl+0x2592/0x2e50 fs/ioctl.c:886 __do_sys_ioctl fs/ioctl.c:905 [en línea] __se_sys_ioctl+0x81/0x170 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [en línea] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [en línea] RIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836 La causa raíz es cuando no inyectamos un fallo de segmento libre en f2fs, no deberíamos hacer que el sistema entre en pánico, arréglelo.\"}],\"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}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.9\",\"versionEndExcluding\":\"6.10.14\",\"matchCriteriaId\":\"158EBA02-95B5-4E0A-85BC-1EAC91B085F6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.11\",\"versionEndExcluding\":\"6.11.3\",\"matchCriteriaId\":\"54D9C704-D679-41A7-9C40-10A6B1E7FFE9\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/645ec43760e86d3079fee2e8b51fde7060a540d0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/65a6ce4726c27b45600303f06496fef46d00b57f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/9f6e7a0512a57387d36f5e9e9635d6668cac13dd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
      vulnrichment: {
         containers: "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-49887\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-10-22T13:44:52.124172Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-10-22T13:44:55.701Z\"}}], \"cna\": {\"title\": \"f2fs: fix to don't panic system for no free segment fault injection\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"8b10d3653735e117bc1954ade80d75ad7b46b801\", \"lessThan\": \"9f6e7a0512a57387d36f5e9e9635d6668cac13dd\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"8b10d3653735e117bc1954ade80d75ad7b46b801\", \"lessThan\": \"645ec43760e86d3079fee2e8b51fde7060a540d0\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"8b10d3653735e117bc1954ade80d75ad7b46b801\", \"lessThan\": \"65a6ce4726c27b45600303f06496fef46d00b57f\", \"versionType\": \"git\"}], \"programFiles\": [\"fs/f2fs/segment.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"6.9\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"6.9\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"6.10.14\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.10.*\"}, {\"status\": \"unaffected\", \"version\": \"6.11.3\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.11.*\"}, {\"status\": \"unaffected\", \"version\": \"6.12\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"fs/f2fs/segment.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/9f6e7a0512a57387d36f5e9e9635d6668cac13dd\"}, {\"url\": \"https://git.kernel.org/stable/c/645ec43760e86d3079fee2e8b51fde7060a540d0\"}, {\"url\": \"https://git.kernel.org/stable/c/65a6ce4726c27b45600303f06496fef46d00b57f\"}], \"x_generator\": {\"engine\": \"bippy-5f407fcff5a0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nf2fs: fix to don't panic system for no free segment fault injection\\n\\nf2fs: fix to don't panic system for no free segment fault injection\\n\\nsyzbot reports a f2fs bug as below:\\n\\nF2FS-fs (loop0): inject no free segment in get_new_segment of __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167\\nF2FS-fs (loop0): Stopped filesystem due to reason: 7\\n------------[ cut here ]------------\\nkernel BUG at fs/f2fs/segment.c:2748!\\nCPU: 0 UID: 0 PID: 5109 Comm: syz-executor304 Not tainted 6.11.0-rc6-syzkaller-00363-g89f5e14d05b4 #0\\nRIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [inline]\\nRIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836\\nCall Trace:\\n __allocate_new_segment+0x1ce/0x940 fs/f2fs/segment.c:3167\\n f2fs_allocate_new_section fs/f2fs/segment.c:3181 [inline]\\n f2fs_allocate_pinning_section+0xfa/0x4e0 fs/f2fs/segment.c:3195\\n f2fs_expand_inode_data+0x5d6/0xbb0 fs/f2fs/file.c:1799\\n f2fs_fallocate+0x448/0x960 fs/f2fs/file.c:1903\\n vfs_fallocate+0x553/0x6c0 fs/open.c:334\\n do_vfs_ioctl+0x2592/0x2e50 fs/ioctl.c:886\\n __do_sys_ioctl fs/ioctl.c:905 [inline]\\n __se_sys_ioctl+0x81/0x170 fs/ioctl.c:893\\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\\nRIP: 0010:get_new_segment fs/f2fs/segment.c:2748 [inline]\\nRIP: 0010:new_curseg+0x1f61/0x1f70 fs/f2fs/segment.c:2836\\n\\nThe root cause is when we inject no free segment fault into f2fs,\\nwe should not panic system, fix it.\"}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2024-12-19T09:28:23.785Z\"}}}",
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         dataType: "CVE_RECORD",
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}


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