{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "cc21191b584c6f7836b0f10774f8278b7cbfba10"
            },
            {
              "fixed": "ece6426b61241e9bfb41aa131f235168f55229b1"
            },
            {
              "fixed": "7a1df20a8d2cc89e3a442b6e0b43b1cacde8d403"
            },
            {
              "fixed": "9e6869be49064915edb6c8776b27c376cfdb0df5"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.18.0"
            },
            {
              "fixed": "6.18.45"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74629.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/dibs: Correct freeing of dmb_clientid_arr\n\nA dibs device interrupt handler can be active after dibs_dev_del() and\nmay still access dmb_clientid_arr. (UAF)\n\nIn case of a failure in dibs_dev_add() being called by dibs_lo_dev_probe()\ndmb_clientid_arr is freed twice (double free).\n\nFree dmb_clientid_arr in dibs_dev_release() after last reference is gone.\nNote that allocating in dibs_dev_add() instead of dibs_dev_alloc() is ok\nfor now, because no dmbs can be registered before dibs_dev_add().",
  "id": "CVE-2026-74629",
  "modified": "2026-08-27T11:30:32.010459769Z",
  "published": "2026-08-22T15:32:10.861Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7a1df20a8d2cc89e3a442b6e0b43b1cacde8d403"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9e6869be49064915edb6c8776b27c376cfdb0df5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ece6426b61241e9bfb41aa131f235168f55229b1"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74629.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-74629"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "net/dibs: Correct freeing of dmb_clientid_arr"
}