CVE record · CVE-2026-93793

wifi: iwlwifi: mvm: validate TX_CMD response layout

CVSS 8.8 HighEPSS 0.0026 · 17th percentile

Published by the CVE Program (CNA: Linux) at 24 Sept 2026, 16:02 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
Vendor	Product	Versions
Linux	Linux	affected 8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before 658b5c00d653cdd72babc86791f6f6711190c740 git affected 8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before 5e871c03506c529d5fe372d099c1ad1465c7bc38 git affected 8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before fc14f5fe8a4374ed1088cfbddc1dae4d16c9935b git affected 8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before 4d942dfc13aec393e003ab28ff58db744c26e6eb git affected 8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before 8d70881707b47353359df57df12f6de67fdacdd2 git Other versions: unaffected
Linux	Linux	affected 3.9 unaffected before 3.9 semver unaffected 6.1.191 to 6.1., inclusive semver unaffected 6.6.160 to 6.6., inclusive semver unaffected 6.12.111 to 6.12., inclusive semver unaffected 6.18.53 to 6.18., inclusive semver unaffected 7.2 to *, inclusive original_commit_for_fix Other versions: affected

Identifiers: CVE-2026-93793
CNA: Linux
Tags: Linux kernel
Published: 24 Sept 2026
Updated: 30 Oct 2026

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

The Linux kernel iwlwifi driver (mvm) is affected from version 3.9 until the fixes in the stable releases listed. The source gives few details on what an attacker needs or what they can achieve. Upgrade to Linux 6.1.191, 6.6.160, 6.12.111, 6.18.53 or a later release in the matching branch.

Written 12 Nov 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

Score	Rating	CVSS	Vector	Source
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 0.0026, the 17th percentile, on 12 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 24 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.