CVE-2026-80879

🗓️ 04 Sep 2026 16:49:02Reported by LinuxType

Circular locking dependency in Linux kernel ocfs2 between inode, extent, and orphan locks.

Reporter	Title	Published	Views	Family All 13
Cvelist	CVE-2026-80879 ocfs2: fix circular locking dependency in ocfs2_dio_end_io_write	4 Sep 202616:49	–	cvelist
Debian CVE	CVE-2026-80879	4 Sep 202616:49	–	debiancve
EUVD	EUVD-2026-71509	4 Sep 202616:49	–	euvd
NVD	CVE-2026-80879	4 Sep 202617:17	–	nvd
OSV	BELL-CVE-2026-80879	8 Sep 202606:05	–	osv
OSV	DEBIAN-CVE-2026-80879	4 Sep 202617:17	–	osv
OSV	UBUNTU-CVE-2026-80879	4 Sep 202617:17	–	osv
Positive Technologies	PT-2026-85798	4 Sep 202600:00	–	ptsecurity
Rapid7 Vulnerability Database (full)	CVE-2026-80879: Undefined Security Weakness	4 Sep 202600:00	–	rapid7
Redos	ROS-20260916-73-0040	16 Sep 202600:00	–	redos

Vulners

CNA

Node

linux linux_kernelRange5.10.258–5.10.261

linux linux_kernelRange5.15.209–5.15.212

linux linux_kernelRange6.1.175–6.1.178

linux linux_kernelRange6.6.140–6.6.145

linux linux_kernelRange6.12.86–6.12.97

linux linux_kernelRange6.18.27–6.18.40

linux linux_kernelRange7.0.4–7.1

linux linux_kernelRange7.1–5.10.261

linux linux_kernelRange5.11.0–5.15.212

linux linux_kernelRange5.16.0–6.1.178

linux linux_kernelRange6.2.0–6.6.145

linux linux_kernelRange6.7.0–6.12.97

linux linux_kernelRange6.13.0–6.18.40

linux linux_kernelRange6.19.0–7.1.5

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": [
      "fs/ocfs2/aops.c"
    ],
    "versions": [
      {
        "version": "97c03c0e9f73a5049794b3c69ee60fb5e8b0ebd8",
        "lessThan": "f0ae0a6ca87dc2d4a789f71cdedb808ba6c16990",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1e99bb19994246514d63e656492904176f9d5edd",
        "lessThan": "137e8b4823a9a11928428d4ec0a0cacb2f50a769",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "91e05ac2336d00d5b99fc774be4bd50039084796",
        "lessThan": "4273548e418bd935430d35e9d052870f323441f3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "886f97fa59d0bbfa9859fb1a66dd9e014b522d89",
        "lessThan": "49b34bd3ad69611af03590a23abf2cda9ac1073d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ea5bb1d20da756e4f41a48dad42b2e7d6e73f71e",
        "lessThan": "ff187c502b39389b0d732cb7050a3db8e5ebfcd6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c636a3edca9c3f180b3079f94fe7e115730d9c6",
        "lessThan": "ae1f3460833d3e427420ab260278ec0e45d68c86",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d647c5b2fbf81560818dacade360abc8c00a9665",
        "lessThan": "f3dd1e534e9de64669415f8239e0094afecfed78",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d647c5b2fbf81560818dacade360abc8c00a9665",
        "lessThan": "ff6f26c58421614b02694ac9d219ac61d924bc68",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "069c3fb310e9336cf48cfdf8748a32c29fd0193d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.10.258",
        "lessThan": "5.10.261",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThan": "5.15.212",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThan": "6.1.178",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThan": "6.6.145",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.12.86",
        "lessThan": "6.12.97",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.18.27",
        "lessThan": "6.18.40",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "7.0.4",
        "lessThan": "7.1",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/ocfs2/aops.c"
    ],
    "versions": [
      {
        "version": "7.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "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/ff6f26c58421614b02694ac9d219ac61d924bc68
git	www.git.kernel.org/stable/c/4273548e418bd935430d35e9d052870f323441f3
git	www.git.kernel.org/stable/c/49b34bd3ad69611af03590a23abf2cda9ac1073d
git	www.git.kernel.org/stable/c/f3dd1e534e9de64669415f8239e0094afecfed78
git	www.git.kernel.org/stable/c/ae1f3460833d3e427420ab260278ec0e45d68c86
git	www.git.kernel.org/stable/c/f0ae0a6ca87dc2d4a789f71cdedb808ba6c16990
git	www.git.kernel.org/stable/c/ff187c502b39389b0d732cb7050a3db8e5ebfcd6
git	www.git.kernel.org/stable/c/137e8b4823a9a11928428d4ec0a0cacb2f50a769

04 Sep 2026 17:17Current

5.3Medium risk

Vulners AI Score5.3

EPSS0.0022