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CVE record · CVE-2026-74628

net/x25: fix use-after-free of the socket by its timers

CVSS 9.8 CriticalCriticalEPSS 0.0050 · 43rd percentile

Critical, because:

  • CVSS score 9.8: 9.0 or more.

How we decide what’s critical

Published by the CVE Program (CNA: Linux) at 22 Aug 2026, 15:32 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Linux Linux
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before ba925a2e98ce967a0e71c5bcbcf5dbd3facaf0c8 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 6b79659590f0f82a9b8efd2ffd55ec6399ebfc33 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before fdd9ac50b9b61ef2b2d52c5156aff788be91454d git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 1fc9f6d2c7c9fdb341bfe8ca449c990632299ea6 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3c4919be5d910db4beebca420953858606fba7d8 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 4bc522b33438fefc3272840ae5988771863a4f1f git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before e92c7e2b41d1528a830bc64c5e4e46dfa8133dda git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2195424c3da2ef1829a63b807e3a900a90e57d85 git
Other versions: unaffected
Linux Linux
  • affected 2.6.12
  • unaffected before 2.6.12 semver
  • unaffected 5.10.267 to 5.10.*, inclusive semver
  • unaffected 5.15.217 to 5.15.*, inclusive semver
  • unaffected 6.1.184 to 6.1.*, inclusive semver
  • unaffected 6.6.153 to 6.6.*, inclusive semver
  • unaffected 6.12.105 to 6.12.*, inclusive semver
  • unaffected 6.18.45 to 6.18.*, inclusive semver
  • unaffected 7.1.9 to 7.1.*, inclusive semver
  • unaffected 7.2 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-74628
CNA
Linux
Tags
Published
22 Aug 2026
Updated
27 Aug 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
9.8 Critical 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0050, the 43rd percentile, on 15 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 22 Aug 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.