suse-su-2024:3627-1
Vulnerability from csaf_suse
Published
2024-10-15 03:33
Modified
2024-10-15 03:33
Summary
Security update for the Linux Kernel RT (Live Patch 17 for SLE 15 SP5)

Notes

Title of the patch
Security update for the Linux Kernel RT (Live Patch 17 for SLE 15 SP5)
Description of the patch
This update for the Linux Kernel 5.14.21-150500_13_61 fixes several issues. The following security issues were fixed: - CVE-2024-40954: net: do not leave a dangling sk pointer, when socket creation fails (bsc#1227808) - CVE-2024-41059: hfsplus: fix uninit-value in copy_name (bsc#1228573). - CVE-2024-40909: bpf: Fix a potential use-after-free in bpf_link_free() (bsc#1228349).
Patchnames
SUSE-2024-3627,SUSE-SLE-Module-Live-Patching-15-SP5-2024-3627
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 17 for SLE 15 SP5)",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 5.14.21-150500_13_61 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2024-40954: net: do not leave a dangling sk pointer, when socket creation fails (bsc#1227808)\n- CVE-2024-41059: hfsplus: fix uninit-value in copy_name (bsc#1228573).\n- CVE-2024-40909: bpf: Fix a potential use-after-free in bpf_link_free() (bsc#1228349).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2024-3627,SUSE-SLE-Module-Live-Patching-15-SP5-2024-3627",
        "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_3627-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2024:3627-1",
        "url": "https://www.suse.com/support/update/announcement/2024/suse-su-20243627-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2024:3627-1",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-October/019597.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1228349",
        "url": "https://bugzilla.suse.com/1228349"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1228573",
        "url": "https://bugzilla.suse.com/1228573"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1228786",
        "url": "https://bugzilla.suse.com/1228786"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2024-40909 page",
        "url": "https://www.suse.com/security/cve/CVE-2024-40909/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2024-40954 page",
        "url": "https://www.suse.com/security/cve/CVE-2024-40954/"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2024-41059 page",
        "url": "https://www.suse.com/security/cve/CVE-2024-41059/"
      }
    ],
    "title": "Security update for the Linux Kernel RT (Live Patch 17 for SLE 15 SP5)",
    "tracking": {
      "current_release_date": "2024-10-15T03:33:30Z",
      "generator": {
        "date": "2024-10-15T03:33:30Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2024:3627-1",
      "initial_release_date": "2024-10-15T03:33:30Z",
      "revision_history": [
        {
          "date": "2024-10-15T03:33:30Z",
          "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_61-rt-2-150500.11.6.1.x86_64",
                "product": {
                  "name": "kernel-livepatch-5_14_21-150500_13_61-rt-2-150500.11.6.1.x86_64",
                  "product_id": "kernel-livepatch-5_14_21-150500_13_61-rt-2-150500.11.6.1.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"
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    "relationships": [
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        "full_product_name": {
          "name": "kernel-livepatch-5_14_21-150500_13_61-rt-2-150500.11.6.1.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_61-rt-2-150500.11.6.1.x86_64"
        },
        "product_reference": "kernel-livepatch-5_14_21-150500_13_61-rt-2-150500.11.6.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP5"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-40909",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2024-40909"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix a potential use-after-free in bpf_link_free()\n\nAfter commit 1a80dbcb2dba, bpf_link can be freed by\nlink-\u003eops-\u003edealloc_deferred, but the code still tests and uses\nlink-\u003eops-\u003edealloc afterward, which leads to a use-after-free as\nreported by syzbot. Actually, one of them should be sufficient, so\njust call one of them instead of both. Also add a WARN_ON() in case\nof any problematic implementation.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_61-rt-2-150500.11.6.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2024-40909",
          "url": "https://www.suse.com/security/cve/CVE-2024-40909"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1227798 for CVE-2024-40909",
          "url": "https://bugzilla.suse.com/1227798"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1228349 for CVE-2024-40909",
          "url": "https://bugzilla.suse.com/1228349"
        }
      ],
      "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_61-rt-2-150500.11.6.1.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_61-rt-2-150500.11.6.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-10-15T03:33:30Z",
          "details": "important"
        }
      ],
      "title": "CVE-2024-40909"
    },
    {
      "cve": "CVE-2024-40954",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2024-40954"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: do not leave a dangling sk pointer, when socket creation fails\n\nIt is possible to trigger a use-after-free by:\n  * attaching an fentry probe to __sock_release() and the probe calling the\n    bpf_get_socket_cookie() helper\n  * running traceroute -I 1.1.1.1 on a freshly booted VM\n\nA KASAN enabled kernel will log something like below (decoded and stripped):\n==================================================================\nBUG: KASAN: slab-use-after-free in __sock_gen_cookie (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-instrumented.h:1611 net/core/sock_diag.c:29)\nRead of size 8 at addr ffff888007110dd8 by task traceroute/299\n\nCPU: 2 PID: 299 Comm: traceroute Tainted: G            E      6.10.0-rc2+ #2\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014\nCall Trace:\n \u003cTASK\u003e\ndump_stack_lvl (lib/dump_stack.c:117 (discriminator 1))\nprint_report (mm/kasan/report.c:378 mm/kasan/report.c:488)\n? __sock_gen_cookie (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-instrumented.h:1611 net/core/sock_diag.c:29)\nkasan_report (mm/kasan/report.c:603)\n? __sock_gen_cookie (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-instrumented.h:1611 net/core/sock_diag.c:29)\nkasan_check_range (mm/kasan/generic.c:183 mm/kasan/generic.c:189)\n__sock_gen_cookie (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-instrumented.h:1611 net/core/sock_diag.c:29)\nbpf_get_socket_ptr_cookie (./arch/x86/include/asm/preempt.h:94 ./include/linux/sock_diag.h:42 net/core/filter.c:5094 net/core/filter.c:5092)\nbpf_prog_875642cf11f1d139___sock_release+0x6e/0x8e\nbpf_trampoline_6442506592+0x47/0xaf\n__sock_release (net/socket.c:652)\n__sock_create (net/socket.c:1601)\n...\nAllocated by task 299 on cpu 2 at 78.328492s:\nkasan_save_stack (mm/kasan/common.c:48)\nkasan_save_track (mm/kasan/common.c:68)\n__kasan_slab_alloc (mm/kasan/common.c:312 mm/kasan/common.c:338)\nkmem_cache_alloc_noprof (mm/slub.c:3941 mm/slub.c:4000 mm/slub.c:4007)\nsk_prot_alloc (net/core/sock.c:2075)\nsk_alloc (net/core/sock.c:2134)\ninet_create (net/ipv4/af_inet.c:327 net/ipv4/af_inet.c:252)\n__sock_create (net/socket.c:1572)\n__sys_socket (net/socket.c:1660 net/socket.c:1644 net/socket.c:1706)\n__x64_sys_socket (net/socket.c:1718)\ndo_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)\nentry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)\n\nFreed by task 299 on cpu 2 at 78.328502s:\nkasan_save_stack (mm/kasan/common.c:48)\nkasan_save_track (mm/kasan/common.c:68)\nkasan_save_free_info (mm/kasan/generic.c:582)\npoison_slab_object (mm/kasan/common.c:242)\n__kasan_slab_free (mm/kasan/common.c:256)\nkmem_cache_free (mm/slub.c:4437 mm/slub.c:4511)\n__sk_destruct (net/core/sock.c:2117 net/core/sock.c:2208)\ninet_create (net/ipv4/af_inet.c:397 net/ipv4/af_inet.c:252)\n__sock_create (net/socket.c:1572)\n__sys_socket (net/socket.c:1660 net/socket.c:1644 net/socket.c:1706)\n__x64_sys_socket (net/socket.c:1718)\ndo_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)\nentry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)\n\nFix this by clearing the struct socket reference in sk_common_release() to cover\nall protocol families create functions, which may already attached the\nreference to the sk object with sock_init_data().",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_61-rt-2-150500.11.6.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2024-40954",
          "url": "https://www.suse.com/security/cve/CVE-2024-40954"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1227808 for CVE-2024-40954",
          "url": "https://bugzilla.suse.com/1227808"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1228786 for CVE-2024-40954",
          "url": "https://bugzilla.suse.com/1228786"
        }
      ],
      "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_61-rt-2-150500.11.6.1.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_61-rt-2-150500.11.6.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-10-15T03:33:30Z",
          "details": "important"
        }
      ],
      "title": "CVE-2024-40954"
    },
    {
      "cve": "CVE-2024-41059",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2024-41059"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nhfsplus: fix uninit-value in copy_name\n\n[syzbot reported]\nBUG: KMSAN: uninit-value in sized_strscpy+0xc4/0x160\n sized_strscpy+0xc4/0x160\n copy_name+0x2af/0x320 fs/hfsplus/xattr.c:411\n hfsplus_listxattr+0x11e9/0x1a50 fs/hfsplus/xattr.c:750\n vfs_listxattr fs/xattr.c:493 [inline]\n listxattr+0x1f3/0x6b0 fs/xattr.c:840\n path_listxattr fs/xattr.c:864 [inline]\n __do_sys_listxattr fs/xattr.c:876 [inline]\n __se_sys_listxattr fs/xattr.c:873 [inline]\n __x64_sys_listxattr+0x16b/0x2f0 fs/xattr.c:873\n x64_sys_call+0x2ba0/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:195\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nUninit was created at:\n slab_post_alloc_hook mm/slub.c:3877 [inline]\n slab_alloc_node mm/slub.c:3918 [inline]\n kmalloc_trace+0x57b/0xbe0 mm/slub.c:4065\n kmalloc include/linux/slab.h:628 [inline]\n hfsplus_listxattr+0x4cc/0x1a50 fs/hfsplus/xattr.c:699\n vfs_listxattr fs/xattr.c:493 [inline]\n listxattr+0x1f3/0x6b0 fs/xattr.c:840\n path_listxattr fs/xattr.c:864 [inline]\n __do_sys_listxattr fs/xattr.c:876 [inline]\n __se_sys_listxattr fs/xattr.c:873 [inline]\n __x64_sys_listxattr+0x16b/0x2f0 fs/xattr.c:873\n x64_sys_call+0x2ba0/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:195\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[Fix]\nWhen allocating memory to strbuf, initialize memory to 0.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_61-rt-2-150500.11.6.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2024-41059",
          "url": "https://www.suse.com/security/cve/CVE-2024-41059"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1228561 for CVE-2024-41059",
          "url": "https://bugzilla.suse.com/1228561"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1228573 for CVE-2024-41059",
          "url": "https://bugzilla.suse.com/1228573"
        }
      ],
      "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_61-rt-2-150500.11.6.1.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_61-rt-2-150500.11.6.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-10-15T03:33:30Z",
          "details": "important"
        }
      ],
      "title": "CVE-2024-41059"
    }
  ]
}


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