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CVE record · CVE-2026-43110

wifi: brcmfmac: validate bsscfg indices in IF events

CVSS 8.8 HighEPSS 0.0027 · 19th percentile

Published by the CVE Program (CNA: Linux) at 6 May 2026, 07:40 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 2880b86859967af710c72f7d34fb421a86a71e22 to before b329fbcf075949a038045d8e9b86ae3d5bbd8a54 git
  • affected 2880b86859967af710c72f7d34fb421a86a71e22 to before 2ae3ccb78c0a9ef5ee3d80d02ab319ac1d5af734 git
  • affected 2880b86859967af710c72f7d34fb421a86a71e22 to before 9c81bcc2c695e0082012a2a3d36a0eefaa51579c git
  • affected 2880b86859967af710c72f7d34fb421a86a71e22 to before 3ec7437e9d11374105c2c4e47ae671537729d7e6 git
  • affected 2880b86859967af710c72f7d34fb421a86a71e22 to before 9fca68c2512a362cad258e4df12a307bb2ee4b8e git
  • affected 2880b86859967af710c72f7d34fb421a86a71e22 to before 1ae1e1caa428844e481231f6dbe9b4f475f1d52d git
  • affected 2880b86859967af710c72f7d34fb421a86a71e22 to before b427c2b05222db36d32ee141609de6128e9091bb git
  • affected 2880b86859967af710c72f7d34fb421a86a71e22 to before 304950a467d83678bd0b0f46331882e2ac23b12d git
Other versions: unaffected
Linux Linux
  • affected 3.9
  • unaffected before 3.9 semver
  • unaffected 5.10.258 to 5.10.*, inclusive semver
  • unaffected 5.15.209 to 5.15.*, inclusive semver
  • unaffected 6.1.175 to 6.1.*, inclusive semver
  • unaffected 6.6.136 to 6.6.*, inclusive semver
  • unaffected 6.12.83 to 6.12.*, inclusive semver
  • unaffected 6.18.24 to 6.18.*, inclusive semver
  • unaffected 6.19.14 to 6.19.*, inclusive semver
  • unaffected 7.0 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-43110
CNA
Linux
Weakness (CWE)
CWE-129
Tags
Published
6 May 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
8.8 High 3.1 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0027, the 19th 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 6 May 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.