suse-su-2022:0436-1
Vulnerability from csaf_suse
Published
2022-02-16 10:55
Modified
2022-02-16 10:55
Summary
Security update for the Linux Kernel (Live Patch 11 for SLE 15 SP3)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 11 for SLE 15 SP3)
Description of the patch
This update for the Linux Kernel 5.3.18-59_40 fixes several issues. The following security issues were fixed: - CVE-2022-0435: Fixed remote stack overflow in net/tipc module that validate domain record count on input (bsc#1195308). - CVE-2021-4083: Fixed a read-after-free memory flaw inside the garbage collection for Unix domain socket file handlers when users call close() and fget() simultaneouslyand can potentially trigger a race condition (bnc#1194460).
Patchnames
SUSE-2022-436,SUSE-SLE-Module-Live-Patching-15-SP3-2022-436
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": "critical"
    },
    "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 (Live Patch 11 for SLE 15 SP3)",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 5.3.18-59_40 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2022-0435: Fixed remote stack overflow in net/tipc module that validate domain record count on input (bsc#1195308).\n- CVE-2021-4083: Fixed a read-after-free memory flaw inside the garbage collection for Unix domain socket file handlers when users call close() and fget() simultaneouslyand can potentially trigger a race condition (bnc#1194460).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2022-436,SUSE-SLE-Module-Live-Patching-15-SP3-2022-436",
        "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-2022_0436-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2022:0436-1",
        "url": "https://www.suse.com/support/update/announcement/2022/suse-su-20220436-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2022:0436-1",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010229.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1194460",
        "url": "https://bugzilla.suse.com/1194460"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1195308",
        "url": "https://bugzilla.suse.com/1195308"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2021-4083 page",
        "url": "https://www.suse.com/security/cve/CVE-2021-4083/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2022-0435 page",
        "url": "https://www.suse.com/security/cve/CVE-2022-0435/"
      }
    ],
    "title": "Security update for the Linux Kernel (Live Patch 11 for SLE 15 SP3)",
    "tracking": {
      "current_release_date": "2022-02-16T10:55:22Z",
      "generator": {
        "date": "2022-02-16T10:55:22Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2022:0436-1",
      "initial_release_date": "2022-02-16T10:55:22Z",
      "revision_history": [
        {
          "date": "2022-02-16T10:55:22Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le",
                "product": {
                  "name": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le",
                  "product_id": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le"
                }
              }
            ],
            "category": "architecture",
            "name": "ppc64le"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x",
                "product": {
                  "name": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x",
                  "product_id": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x"
                }
              }
            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64",
                "product": {
                  "name": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64",
                  "product_id": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64"
                }
              },
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_3_18-59_40-preempt-3-150300.2.2.x86_64",
                "product": {
                  "name": "kernel-livepatch-5_3_18-59_40-preempt-3-150300.2.2.x86_64",
                  "product_id": "kernel-livepatch-5_3_18-59_40-preempt-3-150300.2.2.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Linux Enterprise Live Patching 15 SP3",
                "product": {
                  "name": "SUSE Linux Enterprise Live Patching 15 SP3",
                  "product_id": "SUSE Linux Enterprise Live Patching 15 SP3",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sle-module-live-patching:15:sp3"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le as component of SUSE Linux Enterprise Live Patching 15 SP3",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le"
        },
        "product_reference": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP3"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x as component of SUSE Linux Enterprise Live Patching 15 SP3",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x"
        },
        "product_reference": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP3"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64 as component of SUSE Linux Enterprise Live Patching 15 SP3",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64"
        },
        "product_reference": "kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP3"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-4083",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-4083"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A read-after-free memory flaw was found in the Linux kernel\u0027s garbage collection for Unix domain socket file handlers in the way users call close() and fget() simultaneously and can potentially trigger a race condition. This flaw allows a local user to crash the system or escalate their privileges on the system. This flaw affects Linux kernel versions prior to 5.16-rc4.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-4083",
          "url": "https://www.suse.com/security/cve/CVE-2021-4083"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1193727 for CVE-2021-4083",
          "url": "https://bugzilla.suse.com/1193727"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1194460 for CVE-2021-4083",
          "url": "https://bugzilla.suse.com/1194460"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1196722 for CVE-2021-4083",
          "url": "https://bugzilla.suse.com/1196722"
        }
      ],
      "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 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-02-16T10:55:22Z",
          "details": "important"
        }
      ],
      "title": "CVE-2021-4083"
    },
    {
      "cve": "CVE-2022-0435",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2022-0435"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A stack overflow flaw was found in the Linux kernel\u0027s TIPC protocol functionality in the way a user sends a packet with malicious content where the number of domain member nodes is higher than the 64 allowed. This flaw allows a remote user to crash the system or possibly escalate their privileges if they have access to the TIPC network.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2022-0435",
          "url": "https://www.suse.com/security/cve/CVE-2022-0435"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1195254 for CVE-2022-0435",
          "url": "https://bugzilla.suse.com/1195254"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1195308 for CVE-2022-0435",
          "url": "https://bugzilla.suse.com/1195308"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1226672 for CVE-2022-0435",
          "url": "https://bugzilla.suse.com/1226672"
        }
      ],
      "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 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-59_40-default-3-150300.2.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2022-02-16T10:55:22Z",
          "details": "important"
        }
      ],
      "title": "CVE-2022-0435"
    }
  ]
}


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