What happened
In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: reject beacons with bad HE operation The HE operation element not only needs to be longer than the fixed part, but also have an appropriate size for the variable part inside of it. Check this.
Affected versions
Linux: 7e8d6f12bb2a729290ebb0096248ea46d2868fc6 through before 6c4bb5450b9d9111faaaba581ea45a3a79844e50 (git); 7e8d6f12bb2a729290ebb0096248ea46d2868fc6 through before 0d635f0b4a634eb599ed13a87ece0b5f129f9900 (git); 7e8d6f12bb2a729290ebb0096248ea46d2868fc6 through before 8b9a100e1a76c52988b31099b349fd95a58c8768 (git); 5.7 Fixed: See vendor advisory.
Why it matters
Review the vendor advisory and exposure of the affected product to determine operational impact.
Detection & mitigation
- Apply vendor-provided updates or mitigations.
- Review affected product exposure and access logs.
Public PoC references
No public PoC reference has passed the current publication threshold.