hsr: Fix uninit-value access in hsr_get_node()

{
  "id": "80be98035a96bb5f27b9d54e6d8d961b97e2bca202dc5340079c440a1b410c3d",
  "url": "https://osv.dev/vulnerability/CVE-2024-26863",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "hsr: Fix uninit-value access in hsr_get_node()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: hsr: Fix uninit-value access in hsr_get_node() KMSAN reported the following uninit-value access issue [1]: ===================================================== BUG: KMSAN: uninit-value in hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246 hsr_get_node+0xa2e/0xa40 net/hsr/hsr_framereg.c:246 fill_frame_info net/hsr/hsr_forward.c:577 [inline] hsr_forward_skb+0xe12/0x30e0 net/hsr/hsr_forward.c:615 hsr_dev_xmit+0x1a1/0x270 net/hsr/hsr_device.c:223 __netdev_start_xmit include/linux/netdevice.h:4940 [inline] netdev_start_xmit include/linux/netdevice.h:4954 [inline] xmit_one net/core/dev.c:3548 [inline] dev_hard_start_xmit+0x247/0xa10 net/core/dev.c:3564 __dev_queue_xmit+0x33b8/0x5130 net/core/dev.c:4349 dev_queue_xmit include/linux/netdevice.h:3134 [inline] packet_xmit+0x9c/0x6b0 net/packet/af_packet.c:276 packet_snd net/packet/af_packet.c:3087 [inline] packet_sendmsg+0x8b1d/0x9f30 net/packet/af_packet.c:3119 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x735/0xa10 net/socket.c:2191 __do_sys_sendto net/socket.c:2203 [inline] __se_sys_sendto net/socket.c:2199 [inline] __x64_sys_sendto+0x125/0x1c0 net/socket.c:2199 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x6d/0x140 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b Uninit was created at: slab_post_alloc_hook+0x129/0xa70 mm/slab.h:768 slab_alloc_node mm/slub.c:3478 [inline",
    "evidence": "osv:CVE-2024-26863",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.19.311",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.4.273",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.10.214",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.153",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.83",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.23",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.7.11",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.8.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2024-26863",
      "aliases": [
        "CVE-2024-26863"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "f266a683a4804dc499efc6c2206ef68efed029d0"
                },
                {
                  "fixed": "e3b2bfb8ff1810a537b2aa55ba906a6743ed120c"
                },
                {
                  "fixed": "889ed056eae7fda85b769a9ab33c093379c45428"
                },
                {
                  "fixed": "7fb2d4d6bb1c85f7a23aace0ed6c86a95dea792a"
                },
                {
                  "fixed": "a809bbfd0e503351d3051317288a70a4569a4949"
                },
                {
                  "fixed": "1ed222ca7396938eb1ab2d034f1ba0d8b00a7122"
                },
                {
                  "fixed": "39cc316fb3bc5e7c9dc5eed314fe510d119c6862"
                },
                {
                  "fixed": "97d2148ea435dff4b4e71817c9032eb321bcd37e"
                },
                {
                  "fixed": "09e5cdbe2cc88c3c758927644a3eb02fac317209"
                },
                {
                  "fixed": "ddbec99f58571301679addbc022256970ca3eac6"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26863.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "3.17.0"
                },
                {
                  "fixed": "4.19.311"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.20.0"
                },
                {
                  "fixed": "5.4.273"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.214"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.153"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.83"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.23"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.7.11"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.8.0"
                },
                {
                  "fixed": "6.8.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26863.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:50.710478364Z",
      "provider": "osv",
      "references": [
        "https://cert-portal.siemens.com/productcert/html/ssa-265688.html",
        "https://cert-portal.siemens.com/productcert/html/ssa-398330.html",
        "https://git.kernel.org/stable/c/09e5cdbe2cc88c3c758927644a3eb02fac317209",
        "https://git.kernel.org/stable/c/1ed222ca7396938eb1ab2d034f1ba0d8b00a7122",
        "https://git.kernel.org/stable/c/39cc316fb3bc5e7c9dc5eed314fe510d119c6862",
        "https://git.kernel.org/stable/c/7fb2d4d6bb1c85f7a23aace0ed6c86a95dea792a",
        "https://git.kernel.org/stable/c/889ed056eae7fda85b769a9ab33c093379c45428",
        "https://git.kernel.org/stable/c/97d2148ea435dff4b4e71817c9032eb321bcd37e",
        "https://git.kernel.org/stable/c/a809bbfd0e503351d3051317288a70a4569a4949",
        "https://git.kernel.org/stable/c/ddbec99f58571301679addbc022256970ca3eac6",
        "https://git.kernel.org/stable/c/e3b2bfb8ff1810a537b2aa55ba906a6743ed120c",
        "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html",
        "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26863.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-26863",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26863.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-26863",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 519170,
  "published_at": "2024-04-17T10:27:26.252+00:00"
}