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CVE-2026-99169 futex: Fix mm reuse handling for FUT_OFF_MMSHARED

🗓️ 28 Oct 2026 10:35:20Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Linux kernel futex: mm reuse handling flaw for FUT_OFF_MMSHARED allows incorrect wakeups.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-99169
28 Oct 202611:30
–circl
cve
CVE
CVE-2026-99169
28 Oct 202610:35
–cve
euvd
EUVD
EUVD-2026-111921
28 Oct 202610:35
–euvd
nvd
NVD
CVE-2026-99169
28 Oct 202611:17
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-99169
28 Oct 202611:17
–osv_debian
ptsecurity
Positive Technologies
PT-2026-128162
28 Oct 202600:00
–ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/futex.h",
      "include/linux/futex_types.h",
      "kernel/futex/core.c"
    ],
    "versions": [
      {
        "version": "222993395ed38f3751287f4bd82ef46b3eb3a66d",
        "lessThan": "c17cc2027773e8e4913c5ab0fe3a489b1ed5bf81",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "222993395ed38f3751287f4bd82ef46b3eb3a66d",
        "lessThan": "2855ddc6844f527e375e78afb55ec2a5182f23b3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "222993395ed38f3751287f4bd82ef46b3eb3a66d",
        "lessThan": "3267512ad1c2cc0c7768c5b014dc2cceb398a801",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/futex.h",
      "include/linux/futex_types.h",
      "kernel/futex/core.c"
    ],
    "versions": [
      {
        "version": "5.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.59",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.13",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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