CVE-2026-93788 in Linux

Summary

by MITRE • 09/24/2026

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.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

• Responsible: Linux
• Reservation: 09/18/2026
• Disclosure: 09/24/2026
• Moderation: accepted
• Entry: VDB-409507
• CPE: ready
• CWE: CWE-119 (confirmed)
• CVSS: 8.8 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Lawfirm, Transportation, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-93788
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-93788
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-93788/