SUSE-SU-2023:4261-1

Vulnerability from csaf_suse - Published: 2023-10-30 10:05 - Updated: 2023-10-30 10:05
Summary
Security update for the Linux Kernel (Live Patch 36 for SLE 15 SP3)
Severity
Important
Notes
Title of the patch: Security update for the Linux Kernel (Live Patch 36 for SLE 15 SP3)
Description of the patch: This update for the Linux Kernel 5.3.18-150300_59_133 fixes several issues. The following security issues were fixed: - CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215440). - CVE-2023-4004: Fixed improper element removal netfilter nft_set_pipapo (bsc#1214812). - CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210619).
Patchnames: SUSE-2023-4261,SUSE-SLE-Module-Live-Patching-15-SP3-2023-4261
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2023-1829
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
CVE-2023-4004
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
CVE-2023-4623
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
References
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 (Live Patch 36 for SLE 15 SP3)",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 5.3.18-150300_59_133 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215440).\n- CVE-2023-4004: Fixed improper element removal netfilter nft_set_pipapo (bsc#1214812).\n- CVE-2023-1829: Fixed a use-after-free vulnerability in the control index filter (tcindex) (bsc#1210619).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2023-4261,SUSE-SLE-Module-Live-Patching-15-SP3-2023-4261",
        "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-2023_4261-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2023:4261-1",
        "url": "https://www.suse.com/support/update/announcement/2023/suse-su-20234261-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2023:4261-1",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016911.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1210619",
        "url": "https://bugzilla.suse.com/1210619"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1214812",
        "url": "https://bugzilla.suse.com/1214812"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1215440",
        "url": "https://bugzilla.suse.com/1215440"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2023-1829 page",
        "url": "https://www.suse.com/security/cve/CVE-2023-1829/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2023-4004 page",
        "url": "https://www.suse.com/security/cve/CVE-2023-4004/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2023-4623 page",
        "url": "https://www.suse.com/security/cve/CVE-2023-4623/"
      }
    ],
    "title": "Security update for the Linux Kernel (Live Patch 36 for SLE 15 SP3)",
    "tracking": {
      "current_release_date": "2023-10-30T10:05:22Z",
      "generator": {
        "date": "2023-10-30T10:05:22Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2023:4261-1",
      "initial_release_date": "2023-10-30T10:05:22Z",
      "revision_history": [
        {
          "date": "2023-10-30T10:05:22Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
                "product": {
                  "name": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
                  "product_id": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le"
                }
              }
            ],
            "category": "architecture",
            "name": "ppc64le"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
                "product": {
                  "name": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
                  "product_id": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x"
                }
              }
            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64",
                "product": {
                  "name": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64",
                  "product_id": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64"
                }
              },
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_3_18-150300_59_133-preempt-2-150300.2.2.x86_64",
                "product": {
                  "name": "kernel-livepatch-5_3_18-150300_59_133-preempt-2-150300.2.2.x86_64",
                  "product_id": "kernel-livepatch-5_3_18-150300_59_133-preempt-2-150300.2.2.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_18-150300_59_133-default-2-150300.2.2.ppc64le as component of SUSE Linux Enterprise Live Patching 15 SP3",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le"
        },
        "product_reference": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP3"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x as component of SUSE Linux Enterprise Live Patching 15 SP3",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x"
        },
        "product_reference": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP3"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.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_18-150300_59_133-default-2-150300.2.2.x86_64"
        },
        "product_reference": "kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP3"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-1829",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-1829"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A use-after-free vulnerability in the Linux Kernel traffic control index filter (tcindex) can be exploited to achieve local privilege escalation.  The tcindex_delete function which does not properly deactivate filters in case of a perfect hashes while deleting the underlying structure which can later lead to double freeing the structure.  A local attacker user can use this vulnerability to elevate its privileges to root.\nWe recommend upgrading past commit 8c710f75256bb3cf05ac7b1672c82b92c43f3d28.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-1829",
          "url": "https://www.suse.com/security/cve/CVE-2023-1829"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1210335 for CVE-2023-1829",
          "url": "https://bugzilla.suse.com/1210335"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1210619 for CVE-2023-1829",
          "url": "https://bugzilla.suse.com/1210619"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1217444 for CVE-2023-1829",
          "url": "https://bugzilla.suse.com/1217444"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1217531 for CVE-2023-1829",
          "url": "https://bugzilla.suse.com/1217531"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1220886 for CVE-2023-1829",
          "url": "https://bugzilla.suse.com/1220886"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1228311 for CVE-2023-1829",
          "url": "https://bugzilla.suse.com/1228311"
        }
      ],
      "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_18-150300_59_133-default-2-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.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 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2023-10-30T10:05:22Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-1829"
    },
    {
      "cve": "CVE-2023-4004",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-4004"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A use-after-free flaw was found in the Linux kernel\u0027s netfilter in the way a user triggers the nft_pipapo_remove function with the element, without a NFT_SET_EXT_KEY_END. This issue could allow a local user to crash the system or potentially escalate their privileges on the system.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-4004",
          "url": "https://www.suse.com/security/cve/CVE-2023-4004"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1213812 for CVE-2023-4004",
          "url": "https://bugzilla.suse.com/1213812"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1214812 for CVE-2023-4004",
          "url": "https://bugzilla.suse.com/1214812"
        }
      ],
      "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_18-150300_59_133-default-2-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.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 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2023-10-30T10:05:22Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-4004"
    },
    {
      "cve": "CVE-2023-4623",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2023-4623"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A use-after-free vulnerability in the Linux kernel\u0027s net/sched: sch_hfsc (HFSC qdisc traffic control) component can be exploited to achieve local privilege escalation.\n\nIf a class with a link-sharing curve (i.e. with the HFSC_FSC flag set) has a parent without a link-sharing curve, then init_vf() will call vttree_insert() on the parent, but vttree_remove() will be skipped in update_vf(). This leaves a dangling pointer that can cause a use-after-free.\n\nWe recommend upgrading past commit b3d26c5702c7d6c45456326e56d2ccf3f103e60f.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2023-4623",
          "url": "https://www.suse.com/security/cve/CVE-2023-4623"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1215115 for CVE-2023-4623",
          "url": "https://bugzilla.suse.com/1215115"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1215440 for CVE-2023-4623",
          "url": "https://bugzilla.suse.com/1215440"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1217444 for CVE-2023-4623",
          "url": "https://bugzilla.suse.com/1217444"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1217531 for CVE-2023-4623",
          "url": "https://bugzilla.suse.com/1217531"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1219698 for CVE-2023-4623",
          "url": "https://bugzilla.suse.com/1219698"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1221578 for CVE-2023-4623",
          "url": "https://bugzilla.suse.com/1221578"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1221598 for CVE-2023-4623",
          "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 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.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 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_133-default-2-150300.2.2.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2023-10-30T10:05:22Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-4623"
    }
  ]
}


Log in or create an account to share your comment.




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.