CVE-2024-36921 wifi: iwlwifi: mvm: guard against invalid STA ID on removal
An out-of-bounds array access in the iwlwifi driver can cause memory corruption, potentially leading to denial of service or code execution.
- 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-2024-36921?
CVE-2024-36921 is a high-severity memory corruption vulnerability in Linux kernel, published on 30 May 2024. 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: iwlwifi: mvm: guard against invalid STA ID on removal
Guard against invalid station IDs in iwl_mvm_mld_rm_sta_id as that would result in out-of-bounds array accesses. This prevents issues should the driver get into a bad state during error handling.
Weakness: CWE-129
Which versions are affected by CVE-2024-36921?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-36921?
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-2024-36921 being exploited?
There is no known exploitation of CVE-2024-36921 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-57558, BELL-CVE-2024-36921, DEBIAN-CVE-2024-36921, ROOT-OS-DEBIAN-12-CVE-2024-36921, ROOT-OS-UBUNTU-2204-CVE-2024-36921, UBUNTU-CVE-2024-36921.