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CVE-2026-64156 netfs, afs: Fix write skipping in dir/link writepages

🗓️ 19 Jul 2026 15:40:44Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 13 Views

Fix write skipping under lock contention in network and Andrew File System; signal skip and re-mark inode.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-64156
19 Jul 202615:40
attackerkb
CVE
CVE-2026-64156
19 Jul 202615:40
cve
EUVD
EUVD-2026-45841
19 Jul 202615:40
euvd
NVD
CVE-2026-64156
19 Jul 202616:17
nvd
OSV
CVE-2026-64156 netfs, afs: Fix write skipping in dir/link writepages
19 Jul 202615:40
osv
OSV
DEBIAN-CVE-2026-64156
19 Jul 202616:17
osv
Positive Technologies
PT-2026-61473
19 Jul 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/afs/dir.c",
      "fs/netfs/write_issue.c"
    ],
    "versions": [
      {
        "version": "6dd80936618c4ff852d4db73aca400351d9bd9f0",
        "lessThan": "77bb293049d61e04c12b24ebbffafaf5ab36af90",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6dd80936618c4ff852d4db73aca400351d9bd9f0",
        "lessThan": "f91e10435c0dd37c48b1b25e6236284f656ddc0c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6dd80936618c4ff852d4db73aca400351d9bd9f0",
        "lessThan": "9871938f99cc6cb266a77265491660e2375271f5",
        "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/afs/dir.c",
      "fs/netfs/write_issue.c"
    ],
    "versions": [
      {
        "version": "6.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.34",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.11",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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