CVE-2026-80757 selinux: reject a class permission count below its inherited common

🗓️ 03 Sep 2026 08:26:35Reported by LinuxType

cve🔗 www.cve.org👁 4 Views

Linux kernel SELinux policy load: OOB heap write when class nprim is below inherited common.

Reporter	Title	Published	Views	Family All 3
Cvelist	CVE-2026-80757 selinux: reject a class permission count below its inherited common	3 Sep 202608:26	–	cvelist
EUVD	EUVD-2026-70361	3 Sep 202608:26	–	euvd
Positive Technologies	PT-2026-84955	3 Sep 202600:00	–	ptsecurity

Vulners

CNA

Node

linux linux_kernelRange2.6.23–5.10.266

linux linux_kernelRange5.11.0–5.15.217

linux linux_kernelRange5.16.0–6.1.184

linux linux_kernelRange6.2.0–6.6.153

linux linux_kernelRange6.7.0–6.12.105

linux linux_kernelRange6.13.0–6.18.46

linux linux_kernelRange6.19.0–7.1.10

linux linux_kernelRange7.2.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "security/selinux/ss/policydb.c"
    ],
    "versions": [
      {
        "version": "55fcf09b3fe4325c9395ebbb0322a547a157ebc7",
        "lessThan": "2002ff745db64ac83ee1bb9ff78196d2d68bfdb3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "55fcf09b3fe4325c9395ebbb0322a547a157ebc7",
        "lessThan": "38d91446630a20ce8c2a981810deea81fd61a3b5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "55fcf09b3fe4325c9395ebbb0322a547a157ebc7",
        "lessThan": "638213f2e6ea52c06a25861616781338d154db35",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "55fcf09b3fe4325c9395ebbb0322a547a157ebc7",
        "lessThan": "2b7ffd7921fcbfe408fb7b372e47454e45b1e6a7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "55fcf09b3fe4325c9395ebbb0322a547a157ebc7",
        "lessThan": "a63011c009ea79439b800a05602b880eb4adbb05",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "55fcf09b3fe4325c9395ebbb0322a547a157ebc7",
        "lessThan": "acd5b09be98fd38b7392307880156fb0452a7276",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "55fcf09b3fe4325c9395ebbb0322a547a157ebc7",
        "lessThan": "1b995966c3ae5244751bdaee9bfe7e17567d4fbe",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "55fcf09b3fe4325c9395ebbb0322a547a157ebc7",
        "lessThan": "9a82dcd98b6e6e11cfd162410967951f12152528",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "security/selinux/ss/policydb.c"
    ],
    "versions": [
      {
        "version": "2.6.23",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.23",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.266",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.217",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.184",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.153",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.105",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.46",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.10",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/638213f2e6ea52c06a25861616781338d154db35
git	www.git.kernel.org/stable/c/2b7ffd7921fcbfe408fb7b372e47454e45b1e6a7
git	www.git.kernel.org/stable/c/2002ff745db64ac83ee1bb9ff78196d2d68bfdb3
git	www.git.kernel.org/stable/c/acd5b09be98fd38b7392307880156fb0452a7276
git	www.git.kernel.org/stable/c/9a82dcd98b6e6e11cfd162410967951f12152528
git	www.git.kernel.org/stable/c/38d91446630a20ce8c2a981810deea81fd61a3b5
git	www.git.kernel.org/stable/c/1b995966c3ae5244751bdaee9bfe7e17567d4fbe
git	www.git.kernel.org/stable/c/a63011c009ea79439b800a05602b880eb4adbb05

03 Sep 2026 08:26Current