Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't flush non-uploaded STAs If STA state is pre-moved to AUTHORIZED (such as in IBSS scenarios) and insertion fails, the station is freed. In this case, the driver never knew about the station, so trying to flush it is unexpected and may crash. Check if the sta was uploaded to the driver before and fix this.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.4, < 6.6.76 |
References
- https://git.kernel.org/stable/c/9efb5531271fa7ebae993b2a33a705d9947c7ce6Patch
- https://git.kernel.org/stable/c/aa3ce3f8fafa0b8fb062f28024855ea8cb3f3450Patch
- https://git.kernel.org/stable/c/cd10b7fcb95a6a86c67adc54304c59a578ab16afPatch
- https://git.kernel.org/stable/c/cf21ef3d430847ba864bbc9b2774fffcc03ce321Patch
FAQ
What is CVE-2025-21828?
CVE-2025-21828 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't flush non-uploaded STAs If STA state is pre-moved to AUTHORIZED (such as in IBSS scenarios) and insertion fa...
How severe is CVE-2025-21828?
CVE-2025-21828 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-21828?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.