suse-su-2024:0344-1
Vulnerability from csaf_suse
Published
2024-02-05 15:02
Modified
2024-02-05 15:02
Summary
Security update for the Linux Kernel RT (Live Patch 7 for SLE 15 SP5)

Notes

Title of the patch
Security update for the Linux Kernel RT (Live Patch 7 for SLE 15 SP5)
Description of the patch
This update for the Linux Kernel 5.14.21-150500_13_24 fixes several issues. The following security issues were fixed: - CVE-2023-6932: Fixed a use-after-free vulnerability in the ipv4 igmp component that could lead to local privilege escalation (bsc#1218255). - CVE-2023-6176: Fixed a denial of service in the cryptographic algorithm scatterwalk functionality (bsc#1217522).
Patchnames
SUSE-2024-344,SUSE-SLE-Module-Live-Patching-15-SP5-2024-344
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Security update for the Linux Kernel RT (Live Patch 7 for SLE 15 SP5)",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 5.14.21-150500_13_24 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2023-6932: Fixed a use-after-free vulnerability in the ipv4 igmp component that could lead to local privilege escalation (bsc#1218255).\n- CVE-2023-6176: Fixed a denial of service in the cryptographic algorithm scatterwalk functionality (bsc#1217522).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2024-344,SUSE-SLE-Module-Live-Patching-15-SP5-2024-344",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/suse-su-2024_0344-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2024:0344-1",
        "url": "https://www.suse.com/support/update/announcement/2024/suse-su-20240344-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2024:0344-1",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/017861.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1217522",
        "url": "https://bugzilla.suse.com/1217522"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1218255",
        "url": "https://bugzilla.suse.com/1218255"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2023-6176 page",
        "url": "https://www.suse.com/security/cve/CVE-2023-6176/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2023-6932 page",
        "url": "https://www.suse.com/security/cve/CVE-2023-6932/"
      }
    ],
    "title": "Security update for the Linux Kernel RT (Live Patch 7 for SLE 15 SP5)",
    "tracking": {
      "current_release_date": "2024-02-05T15:02:07Z",
      "generator": {
        "date": "2024-02-05T15:02:07Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2024:0344-1",
      "initial_release_date": "2024-02-05T15:02:07Z",
      "revision_history": [
        {
          "date": "2024-02-05T15:02:07Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64",
                "product": {
                  "name": "kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64",
                  "product_id": "kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Linux Enterprise Live Patching 15 SP5",
                "product": {
                  "name": "SUSE Linux Enterprise Live Patching 15 SP5",
                  "product_id": "SUSE Linux Enterprise Live Patching 15 SP5",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sle-module-live-patching:15:sp5"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15 SP5",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64"
        },
        "product_reference": "kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP5"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-6176",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-6176"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A null pointer dereference flaw was found in the Linux kernel API for the cryptographic algorithm scatterwalk functionality. This issue occurs when a user constructs a malicious packet with specific socket configuration, which could allow a local user to crash the system or escalate their privileges on the system.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-6176",
          "url": "https://www.suse.com/security/cve/CVE-2023-6176"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1217332 for CVE-2023-6176",
          "url": "https://bugzilla.suse.com/1217332"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1217522 for CVE-2023-6176",
          "url": "https://bugzilla.suse.com/1217522"
        }
      ],
      "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 15 SP5:kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.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": [
            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-02-05T15:02:07Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-6176"
    },
    {
      "cve": "CVE-2023-6932",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-6932"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A use-after-free vulnerability in the Linux kernel\u0027s ipv4: igmp component can be exploited to achieve local privilege escalation.\n\nA race condition can be exploited to cause a timer be mistakenly registered on a RCU read locked object which is freed by another thread.\n\nWe recommend upgrading past commit e2b706c691905fe78468c361aaabc719d0a496f1.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-6932",
          "url": "https://www.suse.com/security/cve/CVE-2023-6932"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1218253 for CVE-2023-6932",
          "url": "https://bugzilla.suse.com/1218253"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1218255 for CVE-2023-6932",
          "url": "https://bugzilla.suse.com/1218255"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1220015 for CVE-2023-6932",
          "url": "https://bugzilla.suse.com/1220015"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1220191 for CVE-2023-6932",
          "url": "https://bugzilla.suse.com/1220191"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1221578 for CVE-2023-6932",
          "url": "https://bugzilla.suse.com/1221578"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1221598 for CVE-2023-6932",
          "url": "https://bugzilla.suse.com/1221598"
        }
      ],
      "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 15 SP5:kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.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 15 SP5:kernel-livepatch-5_14_21-150500_13_24-rt-3-150500.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-02-05T15:02:07Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-6932"
    }
  ]
}


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