CVE-2024-43849 soc: qcom: pdr: protect locator_addr with the main mutex
A race condition in the Qualcomm PDR driver allows concurrent modification of locator addresses, potentially leading to data corruption.
- 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-2024-43849?
CVE-2024-43849 is a medium-severity vulnerability in Linux kernel, published on 17 Aug 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:
soc: qcom: pdr: protect locator_addr with the main mutex
If the service locator server is restarted fast enough, the PDR can rewrite locator_addr fields concurrently. Protect them by placing modification of those fields under the main pdr->lock.
Weakness: CWE-667
Which versions are affected by CVE-2024-43849?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-43849?
Apply the vendor's patch.
Is CVE-2024-43849 being exploited?
There is no known exploitation of CVE-2024-43849 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-51135, BELL-CVE-2024-43849, DEBIAN-CVE-2024-43849, GHSA-4v29-qmg8-wv42, UBUNTU-CVE-2024-43849.