suse-su-2024:2221-1
Vulnerability from csaf_suse
Published
2024-06-25 15:34
Modified
2024-06-25 15:34
Summary
Security update for the Linux Kernel (Live Patch 6 for SLE 15 SP5)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 6 for SLE 15 SP5)
Description of the patch
This update for the Linux Kernel 5.14.21-150500_55_31 fixes one issue. The following security issue was fixed: - CVE-2024-26852: Fixed use-after-free in ip6_route_mpath_notify() (bsc#1223059).
Patchnames
SUSE-2024-2204,SUSE-2024-2206,SUSE-2024-2221,SUSE-SLE-Module-Live-Patching-15-SP5-2024-2221
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 (Live Patch 6 for SLE 15 SP5)",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 5.14.21-150500_55_31 fixes one issue.\n\nThe following security issue was fixed:\n\n- CVE-2024-26852: Fixed use-after-free in ip6_route_mpath_notify() (bsc#1223059).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2024-2204,SUSE-2024-2206,SUSE-2024-2221,SUSE-SLE-Module-Live-Patching-15-SP5-2024-2221",
        "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_2221-1.json"
      },
      {
        "category": "self",
        "summary": "URL for SUSE-SU-2024:2221-1",
        "url": "https://www.suse.com/support/update/announcement/2024/suse-su-20242221-1/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2024:2221-1",
        "url": "https://lists.suse.com/pipermail/sle-updates/2024-June/035739.html"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1223059",
        "url": "https://bugzilla.suse.com/1223059"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2024-26852 page",
        "url": "https://www.suse.com/security/cve/CVE-2024-26852/"
      }
    ],
    "title": "Security update for the Linux Kernel (Live Patch 6 for SLE 15 SP5)",
    "tracking": {
      "current_release_date": "2024-06-25T15:34:18Z",
      "generator": {
        "date": "2024-06-25T15:34:18Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "SUSE-SU-2024:2221-1",
      "initial_release_date": "2024-06-25T15:34:18Z",
      "revision_history": [
        {
          "date": "2024-06-25T15:34:18Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_14_21-150500_55_36-default-8-150500.2.1.ppc64le",
                "product": {
                  "name": "kernel-livepatch-5_14_21-150500_55_36-default-8-150500.2.1.ppc64le",
                  "product_id": "kernel-livepatch-5_14_21-150500_55_36-default-8-150500.2.1.ppc64le"
                }
              },
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_14_21-150500_55_44-default-7-150500.2.1.ppc64le",
                "product": {
                  "name": "kernel-livepatch-5_14_21-150500_55_44-default-7-150500.2.1.ppc64le",
                  "product_id": "kernel-livepatch-5_14_21-150500_55_44-default-7-150500.2.1.ppc64le"
                }
              },
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.ppc64le",
                "product": {
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                  "product_id": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.ppc64le"
                }
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            "category": "architecture",
            "name": "ppc64le"
          },
          {
            "branches": [
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                "category": "product_version",
                "name": "kernel-livepatch-5_14_21-150500_55_36-default-8-150500.2.1.s390x",
                "product": {
                  "name": "kernel-livepatch-5_14_21-150500_55_36-default-8-150500.2.1.s390x",
                  "product_id": "kernel-livepatch-5_14_21-150500_55_36-default-8-150500.2.1.s390x"
                }
              },
              {
                "category": "product_version",
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                "product": {
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                  "product_id": "kernel-livepatch-5_14_21-150500_55_44-default-7-150500.2.1.s390x"
                }
              },
              {
                "category": "product_version",
                "name": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.s390x",
                "product": {
                  "name": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.s390x",
                  "product_id": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.s390x"
                }
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            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
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                "name": "kernel-livepatch-5_14_21-150500_55_36-default-8-150500.2.1.x86_64",
                "product": {
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                }
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                }
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                "product": {
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            "category": "architecture",
            "name": "x86_64"
          },
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            "branches": [
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                "name": "SUSE Linux Enterprise Live Patching 15 SP5",
                "product": {
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                  "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_55_31-default-9-150500.2.1.ppc64le 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_55_31-default-9-150500.2.1.ppc64le"
        },
        "product_reference": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.ppc64le",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.s390x 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_55_31-default-9-150500.2.1.s390x"
        },
        "product_reference": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.s390x",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP5"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.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_55_31-default-9-150500.2.1.x86_64"
        },
        "product_reference": "kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.x86_64",
        "relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP5"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-26852",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2024-26852"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/ipv6: avoid possible UAF in ip6_route_mpath_notify()\n\nsyzbot found another use-after-free in ip6_route_mpath_notify() [1]\n\nCommit f7225172f25a (\"net/ipv6: prevent use after free in\nip6_route_mpath_notify\") was not able to fix the root cause.\n\nWe need to defer the fib6_info_release() calls after\nip6_route_mpath_notify(), in the cleanup phase.\n\n[1]\nBUG: KASAN: slab-use-after-free in rt6_fill_node+0x1460/0x1ac0\nRead of size 4 at addr ffff88809a07fc64 by task syz-executor.2/23037\n\nCPU: 0 PID: 23037 Comm: syz-executor.2 Not tainted 6.8.0-rc4-syzkaller-01035-gea7f3cfaa588 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024\nCall Trace:\n \u003cTASK\u003e\n  __dump_stack lib/dump_stack.c:88 [inline]\n  dump_stack_lvl+0x1e7/0x2e0 lib/dump_stack.c:106\n  print_address_description mm/kasan/report.c:377 [inline]\n  print_report+0x167/0x540 mm/kasan/report.c:488\n  kasan_report+0x142/0x180 mm/kasan/report.c:601\n rt6_fill_node+0x1460/0x1ac0\n  inet6_rt_notify+0x13b/0x290 net/ipv6/route.c:6184\n  ip6_route_mpath_notify net/ipv6/route.c:5198 [inline]\n  ip6_route_multipath_add net/ipv6/route.c:5404 [inline]\n  inet6_rtm_newroute+0x1d0f/0x2300 net/ipv6/route.c:5517\n  rtnetlink_rcv_msg+0x885/0x1040 net/core/rtnetlink.c:6597\n  netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2543\n  netlink_unicast_kernel net/netlink/af_netlink.c:1341 [inline]\n  netlink_unicast+0x7ea/0x980 net/netlink/af_netlink.c:1367\n  netlink_sendmsg+0xa3b/0xd70 net/netlink/af_netlink.c:1908\n  sock_sendmsg_nosec net/socket.c:730 [inline]\n  __sock_sendmsg+0x221/0x270 net/socket.c:745\n  ____sys_sendmsg+0x525/0x7d0 net/socket.c:2584\n  ___sys_sendmsg net/socket.c:2638 [inline]\n  __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667\n do_syscall_64+0xf9/0x240\n entry_SYSCALL_64_after_hwframe+0x6f/0x77\nRIP: 0033:0x7f73dd87dda9\nCode: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 \u003c48\u003e 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007f73de6550c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e\nRAX: ffffffffffffffda RBX: 00007f73dd9ac050 RCX: 00007f73dd87dda9\nRDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000005\nRBP: 00007f73dd8ca47a R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000\nR13: 000000000000006e R14: 00007f73dd9ac050 R15: 00007ffdbdeb7858\n \u003c/TASK\u003e\n\nAllocated by task 23037:\n  kasan_save_stack mm/kasan/common.c:47 [inline]\n  kasan_save_track+0x3f/0x80 mm/kasan/common.c:68\n  poison_kmalloc_redzone mm/kasan/common.c:372 [inline]\n  __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:389\n  kasan_kmalloc include/linux/kasan.h:211 [inline]\n  __do_kmalloc_node mm/slub.c:3981 [inline]\n  __kmalloc+0x22e/0x490 mm/slub.c:3994\n  kmalloc include/linux/slab.h:594 [inline]\n  kzalloc include/linux/slab.h:711 [inline]\n  fib6_info_alloc+0x2e/0xf0 net/ipv6/ip6_fib.c:155\n  ip6_route_info_create+0x445/0x12b0 net/ipv6/route.c:3758\n  ip6_route_multipath_add net/ipv6/route.c:5298 [inline]\n  inet6_rtm_newroute+0x744/0x2300 net/ipv6/route.c:5517\n  rtnetlink_rcv_msg+0x885/0x1040 net/core/rtnetlink.c:6597\n  netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2543\n  netlink_unicast_kernel net/netlink/af_netlink.c:1341 [inline]\n  netlink_unicast+0x7ea/0x980 net/netlink/af_netlink.c:1367\n  netlink_sendmsg+0xa3b/0xd70 net/netlink/af_netlink.c:1908\n  sock_sendmsg_nosec net/socket.c:730 [inline]\n  __sock_sendmsg+0x221/0x270 net/socket.c:745\n  ____sys_sendmsg+0x525/0x7d0 net/socket.c:2584\n  ___sys_sendmsg net/socket.c:2638 [inline]\n  __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667\n do_syscall_64+0xf9/0x240\n entry_SYSCALL_64_after_hwframe+0x6f/0x77\n\nFreed by task 16:\n  kasan_save_stack mm/kasan/common.c:47 [inline]\n  kasan_save_track+0x3f/0x80 mm/kasan/common.c:68\n  kasan_save_free_info+0x4e/0x60 mm/kasan/generic.c:640\n  poison_slab_object+0xa6/0xe0 m\n---truncated---",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.ppc64le",
          "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.s390x",
          "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2024-26852",
          "url": "https://www.suse.com/security/cve/CVE-2024-26852"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1223057 for CVE-2024-26852",
          "url": "https://bugzilla.suse.com/1223057"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1223059 for CVE-2024-26852",
          "url": "https://bugzilla.suse.com/1223059"
        }
      ],
      "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_55_31-default-9-150500.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.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_55_31-default-9-150500.2.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_55_31-default-9-150500.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2024-06-25T15:34:18Z",
          "details": "important"
        }
      ],
      "title": "CVE-2024-26852"
    }
  ]
}


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