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CVE-2026-80656

🗓️ 28 Aug 2026 06:49:02Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

KMSAN uninit-value in Linux kernel hfsplus from corrupted btree node size in HFS+ image.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-80656 hfsplus: Add a sanity check for btree node size
28 Aug 202606:49
cvelist
debiancve
Debian CVE
CVE-2026-80656
28 Aug 202606:49
debiancve
euvd
EUVD
EUVD-2026-67532
28 Aug 202606:49
euvd
nvd
NVD
CVE-2026-80656
28 Aug 202608:16
nvd
osv
OSV
DEBIAN-CVE-2026-80656
28 Aug 202608:16
osv
ptsecurity
Positive Technologies
PT-2026-82956
28 Aug 202600:00
ptsecurity
Vulners
CNA
Node
OR
linuxlinux_kernelRange7.17.1.5
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/hfsplus/btree.c",
      "include/linux/hfs_common.h"
    ],
    "versions": [
      {
        "version": "8ad2c6a36ac4328072377906a47ea0bff11e4032",
        "lessThan": "306265eb9384d2c224f1b14d83a29323f0eab6d1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8ad2c6a36ac4328072377906a47ea0bff11e4032",
        "lessThan": "3f95e2661574ff13f099dd13456751933c280628",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/hfsplus/btree.c",
      "include/linux/hfs_common.h"
    ],
    "versions": [
      {
        "version": "7.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.1",
        "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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29 Aug 2026 07:16Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.8
EPSS0.00155
8