suse-su-2025:03105-1
Vulnerability from csaf_suse
Published
2025-09-08 21:13
Modified
2025-09-08 21:13
Summary
Security update for the Linux Kernel RT (Live Patch 13 for SLE 15 SP6)

Notes

Title of the patch
Security update for the Linux Kernel RT (Live Patch 13 for SLE 15 SP6)
Description of the patch
This update for the Linux Kernel 6.4.0-150600_10_44 fixes several issues. The following security issue was fixed: - CVE-2025-38212: ipc: fix to protect IPCS lookups using RCU (bsc#1246030).
Patchnames
SUSE-2025-3105,SUSE-SLE-Module-Live-Patching-15-SP6-2025-3105
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 13 for SLE 15 SP6)",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 6.4.0-150600_10_44 fixes several issues.\n\nThe following security issue was fixed:\n\n- CVE-2025-38212: ipc: fix to protect IPCS lookups using RCU (bsc#1246030).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2025-3105,SUSE-SLE-Module-Live-Patching-15-SP6-2025-3105",
        "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-2025_03105-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2025:03105-1",
        "url": "https://www.suse.com/support/update/announcement/2025/suse-su-202503105-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2025:03105-1",
        "url": "https://lists.suse.com/pipermail/sle-updates/2025-September/041540.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1246030",
        "url": "https://bugzilla.suse.com/1246030"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1248108",
        "url": "https://bugzilla.suse.com/1248108"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2025-38212 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-38212/"
      }
    ],
    "title": "Security update for the Linux Kernel RT (Live Patch 13 for SLE 15 SP6)",
    "tracking": {
      "current_release_date": "2025-09-08T21:13:17Z",
      "generator": {
        "date": "2025-09-08T21:13:17Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2025:03105-1",
      "initial_release_date": "2025-09-08T21:13:17Z",
      "revision_history": [
        {
          "date": "2025-09-08T21:13:17Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-6_4_0-150600_10_44-rt-3-150600.2.1.x86_64",
                "product": {
                  "name": "kernel-livepatch-6_4_0-150600_10_44-rt-3-150600.2.1.x86_64",
                  "product_id": "kernel-livepatch-6_4_0-150600_10_44-rt-3-150600.2.1.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Linux Enterprise Live Patching 15 SP6",
                "product": {
                  "name": "SUSE Linux Enterprise Live Patching 15 SP6",
                  "product_id": "SUSE Linux Enterprise Live Patching 15 SP6",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sle-module-live-patching:15:sp6"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-6_4_0-150600_10_44-rt-3-150600.2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15 SP6",
          "product_id": "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-3-150600.2.1.x86_64"
        },
        "product_reference": "kernel-livepatch-6_4_0-150600_10_44-rt-3-150600.2.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP6"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-38212",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38212"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nipc: fix to protect IPCS lookups using RCU\n\nsyzbot reported that it discovered a use-after-free vulnerability, [0]\n\n[0]: https://lore.kernel.org/all/67af13f8.050a0220.21dd3.0038.GAE@google.com/\n\nidr_for_each() is protected by rwsem, but this is not enough.  If it is\nnot protected by RCU read-critical region, when idr_for_each() calls\nradix_tree_node_free() through call_rcu() to free the radix_tree_node\nstructure, the node will be freed immediately, and when reading the next\nnode in radix_tree_for_each_slot(), the already freed memory may be read.\n\nTherefore, we need to add code to make sure that idr_for_each() is\nprotected within the RCU read-critical region when we call it in\nshm_destroy_orphaned().",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-3-150600.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38212",
          "url": "https://www.suse.com/security/cve/CVE-2025-38212"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1246029 for CVE-2025-38212",
          "url": "https://bugzilla.suse.com/1246029"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1246030 for CVE-2025-38212",
          "url": "https://bugzilla.suse.com/1246030"
        }
      ],
      "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 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-3-150600.2.1.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 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-3-150600.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-09-08T21:13:17Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38212"
    }
  ]
}


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