CVE-2024-36029 mmc: sdhci-msm: pervent access to suspended controller
A missing flag in the Linux kernel's sdhci-msm driver causes a crash when accessing an LED on a suspended controller, leading to denial of service.
- 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-2024-36029?
CVE-2024-36029 is a medium-severity 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:
mmc: sdhci-msm: pervent access to suspended controller
Generic sdhci code registers LED device and uses host->runtime_suspended flag to protect access to it. The sdhci-msm driver doesn't set this flag, which causes a crash when LED is accessed while controller is runtime suspended. Fix this by setting the flag correctly.
Which versions are affected by CVE-2024-36029?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-36029?
Apply the vendor's patch.
Is CVE-2024-36029 being exploited?
There is no known exploitation of CVE-2024-36029 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2024-36029, DEBIAN-CVE-2024-36029, ROOT-OS-DEBIAN-11-CVE-2024-36029, UBUNTU-CVE-2024-36029.