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CVE record · CVE-2026-93138

bpf: Fix vmlinux BTF prep race in bpf_get_btf_vmlinux

CVSS 7.8 HighEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:11 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 8580ac9404f6240668a026785d7d8856f0530409 to before f32a4a40bc635be25d6816da4bd91e9e58c31bf3 git
  • affected 8580ac9404f6240668a026785d7d8856f0530409 to before a7fe72d780122eb934536f1719abad445f6afdf7 git
  • affected 8580ac9404f6240668a026785d7d8856f0530409 to before e18a10b39c994f04e1ebd7f8fc042bb1ca8ad053 git
  • affected 8580ac9404f6240668a026785d7d8856f0530409 to before 978524ecfc1c539282df5858de1eec20748c6f74 git
  • affected 8580ac9404f6240668a026785d7d8856f0530409 to before eaf302628a78806f66d8224d6ba03fb4d5025de4 git
  • affected 8580ac9404f6240668a026785d7d8856f0530409 to before 2892f3f44bf865c8fb6b6c0960edec4cc91806ee git
  • affected 8580ac9404f6240668a026785d7d8856f0530409 to before 86d11c594d60b255b526fa5260f669463fb1a063 git
  • affected 8580ac9404f6240668a026785d7d8856f0530409 to before 92863e678070f57c17c868e4bfa2441a5c61ad2b git
Other versions: unaffected
Linux Linux
  • affected 5.5
  • unaffected before 5.5 semver
  • unaffected 5.10.270 to 5.10.*, inclusive semver
  • unaffected 5.15.221 to 5.15.*, inclusive semver
  • unaffected 6.1.188 to 6.1.*, inclusive semver
  • unaffected 6.6.157 to 6.6.*, inclusive semver
  • unaffected 6.12.110 to 6.12.*, inclusive semver
  • unaffected 6.18.52 to 6.18.*, inclusive semver
  • unaffected 7.2.6 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-93138
CNA
Linux
Tags
Published
17 Sept 2026
Updated
19 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
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0018, the 7th percentile, on 13 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 17 Sept 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.