SUSE-SU-2026:0200-1

Vulnerability from csaf_suse - Published: 2026-01-21 12:17 - Updated: 2026-01-21 12:17
Summary
Security update for the Linux Kernel (Live Patch 73 for SUSE Linux Enterprise 12 SP5)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 73 for SUSE Linux Enterprise 12 SP5)
Description of the patch
This update for the SUSE Linux Enterprise kernel 4.12.14-122.275 fixes various security issues The following security issues were fixed: - CVE-2022-50327: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value (bsc#1254451). - CVE-2022-50367: fs: fix UAF/GPF bug in nilfs_mdt_destroy (bsc#1250280). - CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() (bsc#1251787). - CVE-2023-53717: wifi: ath9k: Fix potential stack-out-of-bounds write in ath9k_wmi_rsp_callback() (bsc#1252563). - CVE-2025-40204: sctp: Fix MAC comparison to be constant-time (bsc#1253437).
Patchnames
SUSE-2026-200,SUSE-SLE-Live-Patching-12-SP5-2026-200
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
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        "text": "\nThis update for the SUSE Linux Enterprise kernel 4.12.14-122.275 fixes various security issues\n\nThe following security issues were fixed:\n\n- CVE-2022-50327: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value (bsc#1254451).\n- CVE-2022-50367: fs: fix UAF/GPF bug in nilfs_mdt_destroy (bsc#1250280).\n- CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() (bsc#1251787).\n- CVE-2023-53717: wifi: ath9k: Fix potential stack-out-of-bounds write in ath9k_wmi_rsp_callback() (bsc#1252563).\n- CVE-2025-40204: sctp: Fix MAC comparison to be constant-time (bsc#1253437).\n",
        "title": "Description of the patch"
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      },
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        "summary": "SUSE CVE CVE-2025-40204 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-40204/"
      }
    ],
    "title": "Security update for the Linux Kernel (Live Patch 73 for SUSE Linux Enterprise 12 SP5)",
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  "vulnerabilities": [
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      "cve": "CVE-2022-50327",
      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2022-50327"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: processor: idle: Check acpi_fetch_acpi_dev() return value\n\nThe return value of acpi_fetch_acpi_dev() could be NULL, which would\ncause a NULL pointer dereference to occur in acpi_device_hid().\n\n[ rjw: Subject and changelog edits, added empty line after if () ]",
          "title": "CVE description"
        }
      ],
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          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
        ]
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      "references": [
        {
          "category": "external",
          "summary": "CVE-2022-50327",
          "url": "https://www.suse.com/security/cve/CVE-2022-50327"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1249859 for CVE-2022-50327",
          "url": "https://bugzilla.suse.com/1249859"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1254451 for CVE-2022-50327",
          "url": "https://bugzilla.suse.com/1254451"
        }
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        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
          ]
        }
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          "date": "2026-01-21T12:17:09Z",
          "details": "important"
        }
      ],
      "title": "CVE-2022-50327"
    },
    {
      "cve": "CVE-2022-50367",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2022-50367"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs: fix UAF/GPF bug in nilfs_mdt_destroy\n\nIn alloc_inode, inode_init_always() could return -ENOMEM if\nsecurity_inode_alloc() fails, which causes inode-\u003ei_private\nuninitialized. Then nilfs_is_metadata_file_inode() returns\ntrue and nilfs_free_inode() wrongly calls nilfs_mdt_destroy(),\nwhich frees the uninitialized inode-\u003ei_private\nand leads to crashes(e.g., UAF/GPF).\n\nFix this by moving security_inode_alloc just prior to\nthis_cpu_inc(nr_inodes)",
          "title": "CVE description"
        }
      ],
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          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
        ]
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      "references": [
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          "summary": "CVE-2022-50367",
          "url": "https://www.suse.com/security/cve/CVE-2022-50367"
        },
        {
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          "summary": "SUSE Bug 1247374 for CVE-2022-50367",
          "url": "https://bugzilla.suse.com/1247374"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1250277 for CVE-2022-50367",
          "url": "https://bugzilla.suse.com/1250277"
        }
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            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
          ]
        }
      ],
      "scores": [
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            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
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          "products": [
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          "date": "2026-01-21T12:17:09Z",
          "details": "important"
        }
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      "title": "CVE-2022-50367"
    },
    {
      "cve": "CVE-2023-53676",
      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2023-53676"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show()\n\nThe function lio_target_nacl_info_show() uses sprintf() in a loop to print\ndetails for every iSCSI connection in a session without checking for the\nbuffer length. With enough iSCSI connections it\u0027s possible to overflow the\nbuffer provided by configfs and corrupt the memory.\n\nThis patch replaces sprintf() with sysfs_emit_at() that checks for buffer\nboundries.",
          "title": "CVE description"
        }
      ],
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      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-53676",
          "url": "https://www.suse.com/security/cve/CVE-2023-53676"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1251786 for CVE-2023-53676",
          "url": "https://bugzilla.suse.com/1251786"
        },
        {
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          "summary": "SUSE Bug 1251787 for CVE-2023-53676",
          "url": "https://bugzilla.suse.com/1251787"
        }
      ],
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          "product_ids": [
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
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            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
          ]
        }
      ],
      "threats": [
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          "category": "impact",
          "date": "2026-01-21T12:17:09Z",
          "details": "important"
        }
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      "title": "CVE-2023-53676"
    },
    {
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      "ids": [
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          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-53717"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath9k: Fix potential stack-out-of-bounds write in ath9k_wmi_rsp_callback()\n\nFix a stack-out-of-bounds write that occurs in a WMI response callback\nfunction that is called after a timeout occurs in ath9k_wmi_cmd().\nThe callback writes to wmi-\u003ecmd_rsp_buf, a stack-allocated buffer that\ncould no longer be valid when a timeout occurs. Set wmi-\u003elast_seq_id to\n0 when a timeout occurred.\n\nFound by a modified version of syzkaller.\n\nBUG: KASAN: stack-out-of-bounds in ath9k_wmi_ctrl_rx\nWrite of size 4\nCall Trace:\n memcpy\n ath9k_wmi_ctrl_rx\n ath9k_htc_rx_msg\n ath9k_hif_usb_reg_in_cb\n __usb_hcd_giveback_urb\n usb_hcd_giveback_urb\n dummy_timer\n call_timer_fn\n run_timer_softirq\n __do_softirq\n irq_exit_rcu\n sysvec_apic_timer_interrupt",
          "title": "CVE description"
        }
      ],
      "product_status": {
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          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-53717",
          "url": "https://www.suse.com/security/cve/CVE-2023-53717"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1252560 for CVE-2023-53717",
          "url": "https://bugzilla.suse.com/1252560"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1252563 for CVE-2023-53717",
          "url": "https://bugzilla.suse.com/1252563"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-01-21T12:17:09Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-53717"
    },
    {
      "cve": "CVE-2025-40204",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-40204"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: Fix MAC comparison to be constant-time\n\nTo prevent timing attacks, MACs need to be compared in constant time.\nUse the appropriate helper function for this.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
          "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-40204",
          "url": "https://www.suse.com/security/cve/CVE-2025-40204"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1253436 for CVE-2025-40204",
          "url": "https://bugzilla.suse.com/1253436"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1253437 for CVE-2025-40204",
          "url": "https://bugzilla.suse.com/1253437"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.s390x",
            "SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_275-default-2-2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-01-21T12:17:09Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-40204"
    }
  ]
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.