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CVE-2026-80881

🗓️ 04 Sep 2026 16:49:11Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 45 Views

OCFS2 in Linux kernel allows stale buffer heads with BH_Uptodate to enter metadata cache.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
astralinux
AstraLinux
Astra Linux – vulnerability in linux-6.1
2 Nov 202614:28
–astralinux
bdu_fstec
BDU FSTEC
Linux Kernel Heap Buffer Overflow DoS
20 Oct 202600:00
–bdu_fstec
cvelist
Cvelist
CVE-2026-80881 ocfs2: fix buffer head management in ocfs2_read_blocks()
4 Sep 202616:49
–cvelist
debiancve
Debian CVE
CVE-2026-80881
4 Sep 202616:49
–debiancve
euvd
EUVD
EUVD-2026-71511
4 Sep 202616:49
–euvd
nvd
NVD
CVE-2026-80881
4 Sep 202617:17
–nvd
osv_bell
osv_bell
BELL-CVE-2026-80881
8 Sep 202606:05
–osv_bell
osv_clsa
osv_clsa
CLSA-2026-1791858923 Fix of 174 CVEs
21 Oct 202609:29
–osv_clsa
osv_debian
osv_debian
DEBIAN-CVE-2026-80881
4 Sep 202617:17
–osv_debian
osv_suse
osv_suse
SUSE-SU-2026:24550-1 Security update for the Linux Kernel
3 Nov 202619:25
–osv_suse
Rows per page
Vulners
CNA
Node
OR
OR
linuxlinux_kernelRange4.4.204–4.5
linuxlinux_kernelRange4.9.204–4.10
linuxlinux_kernelRange4.14.157–4.15
linuxlinux_kernelRange4.19.87–4.20
OR
linuxlinux_kernelRange4.20–5.10.261
linuxlinux_kernelRange5.11.0–5.15.212
linuxlinux_kernelRange5.16.0–6.1.178
linuxlinux_kernelRange6.2.0–6.6.145
linuxlinux_kernelRange6.7.0–6.12.97
linuxlinux_kernelRange6.13.0–6.18.40
linuxlinux_kernelRange6.19.0–7.1.5
linuxlinux_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/buffer_head_io.c"
    ],
    "versions": [
      {
        "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
        "lessThan": "a4eae1499c760949a93459d11390bd1fd823d31d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
        "lessThan": "4ab17e328522a4df5fe0f0dcf39098118b1feeaa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
        "lessThan": "5927acb3e2c99985a14adecd9d1b67ba191c622d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
        "lessThan": "ecb3f9386f4353034caef77239473c627232db17",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
        "lessThan": "61f7a5acb3bf8fc97dad78f54b1e8d0e1c819766",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
        "lessThan": "0e389fc290c350c67591abf4c367119f4689f310",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
        "lessThan": "9e7a057934cdd58e4cc94350bcfe5367bbee0f8e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
        "lessThan": "6371a07148ee979af22a9d6f4c277462953a9a4a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "01f93d5e36753fc4d06ec67f05ce78c9c6f2dd56",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "65cbd1279f4b999d56a838344a30642db24cd215",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "97e1db17bc1ef4c2e1789bc9323c7be44fba53f8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6c150df9c2e80b5cf86f5a0d98beb7390ad63bfc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4.4.204",
        "lessThan": "4.5",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.9.204",
        "lessThan": "4.10",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.14.157",
        "lessThan": "4.15",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.19.87",
        "lessThan": "4.20",
        "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/buffer_head_io.c"
    ],
    "versions": [
      {
        "version": "4.20",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.20",
        "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"
      }
    ]
  }
]

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04 Sep 2026 17:17Current
6Medium risk
Vulners AI Score6
EPSS0.00165
45