CVE-2026-93788

wifi: iwlwifi: acpi: validate WGDS table revision index

N/A

Published: September 24, 2026 at 04:02 PM UTC

Updated: October 3, 2026 at 11:17 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

N/A

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: acpi: validate WGDS table revision index Check tbl_rev bounds before BIT(tbl_rev) to avoid undefined shifts when firmware reports an invalid revision value.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

5.16 ≤ v < 6.1.1895.16 ≤ v < 6.12.1115.16 ≤ v < 6.18.535.16 ≤ v < 6.6.1585.16 ≤ v < 7.25.1697f8a3d1610b1f50013de1e632b007cbfd7459d8

Vendor states this is fixed in 2fc98ab6fe8acabd13eb09dc17426a33cf9f27f7 (fixed)

Vendor states this is fixed in 346a558491241cbe8fef82b3d8f62d1a6b6bf61f (fixed)

Vendor states this is fixed in 4f2ec7a0b3ff148cb13e14cb26ac43523df8b9f5 (fixed)

Vendor states this is fixed in 9096509e63ddd349eb075ec447d1a714e87e17a4 (fixed)

Vendor states this is fixed in 954e821f42aaca56073ca830c5fd4bcf1a89048c (fixed)

Vendor states this is fixed in 5.16 (unaffected)

Vendor states this is fixed in 6.1.189 (unaffected)

Vendor states this is fixed in 6.12.111 (unaffected)

Vendor states this is fixed in 6.18.53 (unaffected)

Vendor states this is fixed in 6.6.158 (unaffected)

Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

Source: cverecord

https://git.kernel.org/stable/c/2fc98ab6fe8acabd13eb09dc17426a33cf9f27f7

Source: cverecord

https://git.kernel.org/stable/c/346a558491241cbe8fef82b3d8f62d1a6b6bf61f

Source: cverecord

https://git.kernel.org/stable/c/954e821f42aaca56073ca830c5fd4bcf1a89048c

Source: cverecord

https://git.kernel.org/stable/c/4f2ec7a0b3ff148cb13e14cb26ac43523df8b9f5

Source: cverecord

https://git.kernel.org/stable/c/9096509e63ddd349eb075ec447d1a714e87e17a4

Quick Info

StatusRECEIVED

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