net/mlx5e: Fix NULL deref in mlx5e_tir_builder_alloc()

{
  "id": "1f7fa84ac2c3adfd504435991333bca0aff18967f45941154069a18d0301343b",
  "url": "https://osv.dev/vulnerability/CVE-2024-50000",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "net/mlx5e: Fix NULL deref in mlx5e_tir_builder_alloc()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix NULL deref in mlx5e_tir_builder_alloc() In mlx5e_tir_builder_alloc() kvzalloc() may return NULL which is dereferenced on the next line in a reference to the modify field. Found by Linux Verification Center (linuxtesting.org) with SVACE.",
    "evidence": "osv:CVE-2024-50000",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.168",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.113",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.55",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.10.14",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.11.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2024-50000",
      "aliases": [
        "CVE-2024-50000"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "a6696735d694b365bca45873e9dbca26120a8375"
                },
                {
                  "fixed": "4655456a64a0f936098c8432bac64e7176bd2aff"
                },
                {
                  "fixed": "b48ee5bb25c02ca2b81e0d16bf8af17ab6ed3f8b"
                },
                {
                  "fixed": "0168ab6fbd9e50d20b97486168b604b2ab28a2ca"
                },
                {
                  "fixed": "1bcc86cc721bea68980098f51f102aa2c2b9d932"
                },
                {
                  "fixed": "4d80dde26d7bab1320210279483ac854dcb274b2"
                },
                {
                  "fixed": "f25389e779500cf4a59ef9804534237841bce536"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-50000.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.15.0"
                },
                {
                  "fixed": "5.15.168"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.113"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.55"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.10.14"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.11.0"
                },
                {
                  "fixed": "6.11.3"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-50000.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:41.975238814Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/0168ab6fbd9e50d20b97486168b604b2ab28a2ca",
        "https://git.kernel.org/stable/c/1bcc86cc721bea68980098f51f102aa2c2b9d932",
        "https://git.kernel.org/stable/c/4655456a64a0f936098c8432bac64e7176bd2aff",
        "https://git.kernel.org/stable/c/4d80dde26d7bab1320210279483ac854dcb274b2",
        "https://git.kernel.org/stable/c/b48ee5bb25c02ca2b81e0d16bf8af17ab6ed3f8b",
        "https://git.kernel.org/stable/c/f25389e779500cf4a59ef9804534237841bce536",
        "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50000.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-50000",
        "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/2024/50xxx/CVE-2024-50000.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-50000",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 509312,
  "published_at": "2024-10-21T18:02:39.6+00:00"
}