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CVE record · CVE-2026-99037

dm-crypt: reject the lmk IV mode with AEAD ciphers

No CVSS scoreEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: Linux) at 23 Oct 2026, 12:21 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 33d2f09fcb357fd1861c4959d1d3505492bf91f8 to before a04546fa65cbcf4a2774f93f365d747a19abb9b8 git
  • affected 33d2f09fcb357fd1861c4959d1d3505492bf91f8 to before 412d1c1f490ed9ec5bd029883e8a626626613a70 git
  • affected 33d2f09fcb357fd1861c4959d1d3505492bf91f8 to before a50e830ded5a0d0cb9e897d1521716ba654f8c3e git
  • affected 33d2f09fcb357fd1861c4959d1d3505492bf91f8 to before 9a0dab8a9d9975dec14a118b55cae2517aea5ca9 git
  • affected 33d2f09fcb357fd1861c4959d1d3505492bf91f8 to before 962ce265fbf5d87afeb78cf19c12e083ab0ffeb8 git
  • affected 33d2f09fcb357fd1861c4959d1d3505492bf91f8 to before a1a875614dae43b43d311bb9e7a7a70eed78efe6 git
  • affected 33d2f09fcb357fd1861c4959d1d3505492bf91f8 to before 40ea7dfa8cd5f9aed72a55c9ca3008aee5880e6f git
  • affected 33d2f09fcb357fd1861c4959d1d3505492bf91f8 to before 3195e0daf590683992edb4eed32269e569e04924 git
Other versions: unaffected
Linux Linux
  • affected 4.12
  • unaffected before 4.12 semver
  • unaffected 5.10.273 to 5.10.*, inclusive semver
  • unaffected 5.15.224 to 5.15.*, inclusive semver
  • unaffected 6.1.191 to 6.1.*, inclusive semver
  • unaffected 6.6.160 to 6.6.*, inclusive semver
  • unaffected 6.12.113 to 6.12.*, inclusive semver
  • unaffected 6.18.57 to 6.18.*, inclusive semver
  • unaffected 7.2.11 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-99037
CNA
Linux
Tags
Published
23 Oct 2026
Updated
30 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

No source has published a CVSS score for this record yet.

  • CISA KEV Not listed.
  • EPSS 0.0018, the 7th percentile, on 8 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 23 Oct 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.