CVE-2026-93792: wifi: iwlwifi: mvm: fix a possible underflow
Published Sep 24, 2026
·Updated
In the Linux kernel, the following vulnerability has been resolved:
wifi: iwlwifi: mvm: fix a possible underflow
We shouldn't trust the firmware about the length of the wowlan packet.
Affected Software
1 affected component
Linux Linux kernel
Event History
Sep 24, 2026
CVE Published
via MITRE·04:02 PM
Data Sourced
via MITRE·04:02 PM
Description
Data Sourced
via NVD·05:17 PM
Description
Frequently Asked Questions
1
Are specific affected Linux kernel versions identified?
No affected version range is provided. The available remediation references are stable-kernel commits 38ad8339211bf24c19126ec7629ea52094676454, 83f32942a501c80f44b8a8f668bc8b56d5d0d43f, and 0cb5260a1027a43f8cdb961e128f2ddd42e46832.
2
What should be verified when assessing exposure?
Verify whether the system uses the Linux kernel iwlwifi MVM Wi-Fi driver and whether its kernel includes one of the referenced stable fixes. The issue concerns a WoWLAN packet length supplied by firmware.