{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "3cb03edb4de33fd04c4ea55f47397b96a8657c53"
            },
            {
              "fixed": "ee3978b6a0dcd4215cb7cedcba705a12174786a7"
            },
            {
              "fixed": "7f261bb906bf527c4a6e2a646e2d5f3679f2a8bc"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "fb1adb05ea87b6149e65a31e511756c4f470d0cd"
            },
            {
              "last_affected": "f123293db16dcd0cd81b246ae60e6362f0025d0a"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.1.107"
            },
            {
              "fixed": "6.2"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.6.48"
            },
            {
              "fixed": "6.7"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.19.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45901.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: revert commit_mutex usage in reset path\n\nIt causes circular lock dependency between commit_mutex, nfnl_subsys_ipset\nand nlk_cb_mutex when nft reset, ipset list, and iptables-nft with '-m set'\nrule run at the same time.\n\nPrevious patches made it safe to run individual reset handlers concurrently\nso commit_mutex is no longer required to prevent this.",
  "id": "CVE-2026-45901",
  "modified": "2026-07-08T05:38:27.111339540Z",
  "published": "2026-05-27T12:17:09.861Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7f261bb906bf527c4a6e2a646e2d5f3679f2a8bc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ee3978b6a0dcd4215cb7cedcba705a12174786a7"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45901.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45901"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "netfilter: nf_tables: revert commit_mutex usage in reset path"
}