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CVE record · CVE-2026-98457

Bluetooth: L2CAP: validate frame length before control and FCS access

No CVSS scoreEPSS 0.0018 · 8th percentile

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:15 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 1c2acffb76d4bc5fd27c4ea55cc27ad8ead10f9a to before 4373ba79a267947e771c438507f7b103e30bdb21 git
  • affected 1c2acffb76d4bc5fd27c4ea55cc27ad8ead10f9a to before 965bd88ed4b4763cb765dd65885adcfa588c6b14 git
  • affected 1c2acffb76d4bc5fd27c4ea55cc27ad8ead10f9a to before 3acf6a0038ec0d4e8f4dcbfc2a557dff5f61cb70 git
  • affected 1c2acffb76d4bc5fd27c4ea55cc27ad8ead10f9a to before 8c7556c7cd17e073bbefdc4a9a4694a207544c37 git
  • affected 1c2acffb76d4bc5fd27c4ea55cc27ad8ead10f9a to before 1fdbb2a712a9a162ee817c959740face80b3d929 git
  • affected 1c2acffb76d4bc5fd27c4ea55cc27ad8ead10f9a to before c6a288e6001bcce16553c3853e0f5a45eaaf85c7 git
  • affected 1c2acffb76d4bc5fd27c4ea55cc27ad8ead10f9a to before f557274af7b94b6134692e6f26b880f1e34c15bf git
  • affected 1c2acffb76d4bc5fd27c4ea55cc27ad8ead10f9a to before 6c78a213d9070b610c7f418af2c25b66180b7e37 git
Other versions: unaffected
Linux Linux
  • affected 2.6.32
  • unaffected before 2.6.32 semver
  • unaffected 5.10.271 to 5.10.*, inclusive semver
  • unaffected 5.15.222 to 5.15.*, inclusive semver
  • unaffected 6.1.189 to 6.1.*, inclusive semver
  • unaffected 6.6.158 to 6.6.*, inclusive semver
  • unaffected 6.12.112 to 6.12.*, inclusive semver
  • unaffected 6.18.55 to 6.18.*, inclusive semver
  • unaffected 7.2.9 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-98457
CNA
Linux
Tags
Published
18 Oct 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

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

  • CISA KEV Not listed.
  • EPSS 0.0018, the 8th 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 18 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.