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CVE-2026-74486 binfmt_misc: use exe_file_deny_write_access() for the interpreter clone

🗓️ 15 Aug 2026 12:27:17Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

binfmt_misc in Linux kernel leaks write denial on interpreter clone, driving i_writecount down and making interpreter unwritable.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74486
15 Aug 202612:27
attackerkb
cve
CVE
CVE-2026-74486
15 Aug 202600:00
cve
debiancve
Debian CVE
CVE-2026-74486
15 Aug 202600:00
debiancve
euvd
EUVD
EUVD-2026-59679
15 Aug 202615:30
euvd
nvd
NVD
CVE-2026-74486
15 Aug 202613:17
nvd
osv
OSV
DEBIAN-CVE-2026-74486
15 Aug 202613:17
osv
ptsecurity
Positive Technologies
PT-2026-72938
15 Aug 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/binfmt_misc.c"
    ],
    "versions": [
      {
        "version": "0357ef03c94ef835bd44a0658b8edb672a9dbf51",
        "lessThan": "255a758697da87a205e072e0cfc35897b8f743b1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0357ef03c94ef835bd44a0658b8edb672a9dbf51",
        "lessThan": "f0edbaf487e4653a680a7abb91c1df94cb7886aa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0357ef03c94ef835bd44a0658b8edb672a9dbf51",
        "lessThan": "fa5990ca8fd917003e526036bcc50413edb9722c",
        "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/binfmt_misc.c"
    ],
    "versions": [
      {
        "version": "6.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.44",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.8",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc6",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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