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CVE-2026-80946

🗓️ 11 Sep 2026 19:42:17Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

Hardened usercopy panic in Linux kernel FUSE io-uring when copying request headers to ring.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-80946 fuse: copy request headers via a stack buffer for io-uring
11 Sep 202619:42
cvelist
euvd
EUVD
EUVD-2026-76269
11 Sep 202619:42
euvd
nvd
NVD
CVE-2026-80946
11 Sep 202620:19
nvd
ptsecurity
Positive Technologies
PT-2026-90076
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-80946
11 Sep 202621:28
redhatcve
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.146.18.51
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": [
      "fs/fuse/dev_uring.c"
    ],
    "versions": [
      {
        "version": "c090c8abae4b6b77a1bee116aa6c385456ebef96",
        "lessThan": "194d0fb0ea4720535ff3168c9d04c7632cec7071",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c090c8abae4b6b77a1bee116aa6c385456ebef96",
        "lessThan": "a47a416ff68d706dc3327ab583f86b9ee757358b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c090c8abae4b6b77a1bee116aa6c385456ebef96",
        "lessThan": "fd10f40af314f07b6d6e028b1ca25c8b49903aab",
        "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/fuse/dev_uring.c"
    ],
    "versions": [
      {
        "version": "6.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.51",
        "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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