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CVE record · CVE-2026-74746

netfilter: flowtable: publish GC-visible tuple last

CVSS 9.8 CriticalCriticalEPSS 0.0054 · 45th 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 26 Aug 2026, 14:36 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 ac2a66665e231847cab11b8c8e844ce43207dd2e to before 0a00254585827f1695aa2700114af622ea754cfa git
  • affected ac2a66665e231847cab11b8c8e844ce43207dd2e to before be345dcbddb4643a54252b954af974b16eda8f91 git
  • affected ac2a66665e231847cab11b8c8e844ce43207dd2e to before 211ee5d998d92a7d548811939c65942d06c146e4 git
  • affected ac2a66665e231847cab11b8c8e844ce43207dd2e to before d37917e7bebe078f3c17e47fd6fc1c9f6e8497b2 git
  • affected ac2a66665e231847cab11b8c8e844ce43207dd2e to before 972fdf7c4f5c282a239c88fea614b056c33dc025 git
  • affected ac2a66665e231847cab11b8c8e844ce43207dd2e to before d9d3050a70efe217e73a0751e55fdae6a7092620 git
  • affected ac2a66665e231847cab11b8c8e844ce43207dd2e to before d16b71231e65cb05daea2b45701fcf09cef041e7 git
  • affected ac2a66665e231847cab11b8c8e844ce43207dd2e to before 2014ac62df9d45bb9a004a043e85df7be09ed780 git
Other versions: unaffected
Linux Linux
  • affected 4.16
  • unaffected before 4.16 semver
  • unaffected 5.10.266 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 6.18.46 to 6.18.*, inclusive semver
  • unaffected 7.1.10 to 7.1.*, inclusive semver
  • unaffected 7.2 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-74746
CNA
Linux
Tags
Published
26 Aug 2026
Updated
16 Oct 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 0.0054, the 45th 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 26 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.