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CVE record · CVE-2026-74616

xdp: reject clones that overrun skb_shared_info tailroom

CVSS 9.8 CriticalCriticalEPSS 0.0051 · 44th 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 e624d4ed4aa8cc3c69d1359b0aaea539203ed266 to before 58408982fa39f9758124cec169f42854d6f98f35 git
  • affected e624d4ed4aa8cc3c69d1359b0aaea539203ed266 to before 685edea27ac68d08fe4dbd3de74b858d2ad8e830 git
  • affected e624d4ed4aa8cc3c69d1359b0aaea539203ed266 to before ba13763d667e008e185fedf592d53846a5b457d1 git
  • affected e624d4ed4aa8cc3c69d1359b0aaea539203ed266 to before ef4b7c7046d29a67090de15af0da0d1ae8d1b192 git
  • affected e624d4ed4aa8cc3c69d1359b0aaea539203ed266 to before fab820f1691a9e26d9031f18aae1e9ce09078f92 git
  • affected e624d4ed4aa8cc3c69d1359b0aaea539203ed266 to before f463b6f4957c9c3fd1c75f8d3e5af4879fa609c0 git
  • affected e624d4ed4aa8cc3c69d1359b0aaea539203ed266 to before e48e8edbef2eb824201495daa5234560f632b23c git
Other versions: unaffected
Linux Linux
  • affected 5.14
  • unaffected before 5.14 semver
  • unaffected 5.15.216 to 5.15.*, inclusive semver
  • unaffected 6.1.183 to 6.1.*, inclusive semver
  • unaffected 6.6.152 to 6.6.*, inclusive semver
  • unaffected 6.12.104 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-2026-74616
CNA
Linux
Tags
Published
22 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 0.0051, the 44th 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.