CVE-2023-53554 staging: ks7010: potential buffer overflow in ks_wlan_set_encode_ext()
A buffer overflow in the ks7010 staging driver allows local attackers to corrupt memory, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-53554?
CVE-2023-53554 is a high-severity memory corruption vulnerability in Linux kernel, published on 4 Oct 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:
staging: ks7010: potential buffer overflow in ks_wlan_set_encode_ext()
The "exc->key_len" is a u16 that comes from the user. If it's over IW_ENCODING_TOKEN_MAX (64) that could lead to memory corruption.
Weakness: CWE-787
Which versions are affected by CVE-2023-53554?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-53554?
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-2023-53554 being exploited?
There is no known exploitation of CVE-2023-53554 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-53554, DEBIAN-CVE-2023-53554, GHSA-h7p3-q878-x2pj, UBUNTU-CVE-2023-53554.