CVE-2023-53229 wifi: mac80211: fix invalid drv_sta_pre_rcu_remove calls for non-uploaded sta
A flaw in the Linux kernel Wi-Fi subsystem allows data corruption via uninitialized structures, potentially leading to system instability or crashes.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-53229?
CVE-2023-53229 is a high-severity memory corruption vulnerability in Linux kernel, published on 15 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
wifi: mac80211: fix invalid drv_sta_pre_rcu_remove calls for non-uploaded sta
Avoid potential data corruption issues caused by uninitialized driver private data structures.
Which versions are affected by CVE-2023-53229?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-53229?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-53229 being exploited?
There is no known exploitation of CVE-2023-53229 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-53229, DEBIAN-CVE-2023-53229, GHSA-gp34-4gq9-fh7j, UBUNTU-CVE-2023-53229.