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CVE-2026-80956

🗓️ 11 Sep 2026 19:42:24Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

NULL pointer dereference in Linux kernel dm-pcache via uninitialized cache segments.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-80956 dm-pcache: only hand out initialized cache segments
11 Sep 202619:42
cvelist
debiancve
Debian CVE
CVE-2026-80956
11 Sep 202619:42
debiancve
euvd
EUVD
EUVD-2026-76279
11 Sep 202619:42
euvd
nvd
NVD
CVE-2026-80956
11 Sep 202620:19
nvd
osv
OSV
DEBIAN-CVE-2026-80956
11 Sep 202620:19
osv
ptsecurity
Positive Technologies
PT-2026-90086
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-80956
11 Sep 202623:08
redhatcve
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.186.18.50
linuxlinux_kernelRange6.19.07.2.4
linuxlinux_kernelRange7.3.07.3-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/md/dm-pcache/cache_segment.c"
    ],
    "versions": [
      {
        "version": "1d57628ff95b32d5cfa8d8f50e07690c161e9cf0",
        "lessThan": "83e3116283ed2c6a6a1fa662862a4b4d7d2701a2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1d57628ff95b32d5cfa8d8f50e07690c161e9cf0",
        "lessThan": "692037ae1a7cfacc2f0c22c6e034c1dfee0e553f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1d57628ff95b32d5cfa8d8f50e07690c161e9cf0",
        "lessThan": "2df0fc042e299bae3c0f60ea5cd2af9285658e9f",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/md/dm-pcache/cache_segment.c"
    ],
    "versions": [
      {
        "version": "6.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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