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CVE-2026-93788

wifi: iwlwifi: acpi: validate WGDS table revision index

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.1.189, 6.6.158, 6.12.111, 6.18.53
None on Exploit-DB, Metasploit or GitHub

Summary

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.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From 97f8a3d1610b1f50013de1e632b007cbfd7459d8 · fixed in 4f2ec7a0b3ff148cb13e14cb26ac43523df8b9f5; From 97f8a3d1610b1f50013de1e632b007cbfd7459d8 · fixed in 9096509e63ddd349eb075ec447d1a714e87e17a4; From 97f8a3d1610b1f50013de1e632b007cbfd7459d8 · fixed in 2fc98ab6fe8acabd13eb09dc17426a33cf9f27f7; From 97f8a3d1610b1f50013de1e632b007cbfd7459d8 · fixed in 346a558491241cbe8fef82b3d8f62d1a6b6bf61f; From 97f8a3d1610b1f50013de1e632b007cbfd7459d8 · fixed in 954e821f42aaca56073ca830c5fd4bcf1a89048c

  • Linux Linux

    5.16

  • KernelLinux

    From 5.16.0 · fixed in 6.1.189; From 6.2.0 · fixed in 6.6.158; From 6.7.0 · fixed in 6.12.111; From 6.13.0 · fixed in 6.18.53

References 5

git.kernel.org