{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "e6f2f381e4015386a656a369835f949c26000e6b"
            },
            {
              "fixed": "c781e737aa0de95289b1774d5fd29388895737a9"
            },
            {
              "fixed": "e308c5acfe283a66627fc407065626df4ab753ec"
            },
            {
              "fixed": "f9da796fa238f8e4414ee8481e6c979759a3d563"
            },
            {
              "fixed": "e77461af13eab5c9a953cc52ec8432cc941d61e2"
            },
            {
              "fixed": "5a6f9a872b4ff68877caf998bee352153b7154bc"
            },
            {
              "fixed": "24e00850bcff46b984f4c44b92e5499450fcfb5a"
            },
            {
              "fixed": "835133337c2ce200db56f62d018c79087dee2603"
            },
            {
              "fixed": "8861db305103107199b1426f25fde1fb6d465583"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.1.0"
            },
            {
              "fixed": "5.10.271"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.222"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.189"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.158"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.112"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.54"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98413.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nselinux: always fill AVC decision in avc_has_perm_noaudit()\n\navc_has_perm_noaudit() is documented to return a copy of the access\ndecision in @avd, but its early return for an empty requested permission\nset leaves the buffer untouched.  All callers pass an uninitialized\nstack variable and afterwards feed it to avc_audit(), and the inode hook\neven stores it in the per-task decision cache.\n\nFill in a deny-all, audit-all decision, similar to avd_init(), so every\ncaller receives a defined value at no cost on the hot path.",
  "id": "CVE-2026-98413",
  "modified": "2026-10-15T02:30:49.467876411Z",
  "published": "2026-10-14T13:27:45.404Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/24e00850bcff46b984f4c44b92e5499450fcfb5a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5a6f9a872b4ff68877caf998bee352153b7154bc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/835133337c2ce200db56f62d018c79087dee2603"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8861db305103107199b1426f25fde1fb6d465583"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c781e737aa0de95289b1774d5fd29388895737a9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e308c5acfe283a66627fc407065626df4ab753ec"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e77461af13eab5c9a953cc52ec8432cc941d61e2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f9da796fa238f8e4414ee8481e6c979759a3d563"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98413.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-98413"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "selinux: always fill AVC decision in avc_has_perm_noaudit()"
}