CVE-2023-52684 firmware: qcom: qseecom: fix memory leaks in error paths
A memory leak in the Qualcomm QSEECOM kernel driver allows attackers to cause a denial of service by exhausting system memory.
- 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-2023-52684?
CVE-2023-52684 is a medium-severity denial of service vulnerability in Linux kernel, published on 17 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:
firmware: qcom: qseecom: fix memory leaks in error paths
Fix instances of returning error codes directly instead of jumping to the relevant labels where memory allocated for the SCM calls would be freed.
Weakness: CWE-401
Which versions are affected by CVE-2023-52684?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-52684?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-52684 being exploited?
There is no known exploitation of CVE-2023-52684 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-52684, DEBIAN-CVE-2023-52684, GHSA-pfj6-pxh2-f24m, UBUNTU-CVE-2023-52684.