CVE-2021-47151 interconnect: qcom: bcm-voter: add a missing of_node_put()
A missing reference count decrement in the Qualcomm BCM voter driver can lead to a memory leak, potentially causing resource exhaustion.
- 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-2021-47151?
CVE-2021-47151 is a medium-severity vulnerability in Linux kernel, published on 25 Mar 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:
interconnect: qcom: bcm-voter: add a missing of_node_put()
Add a missing of_node_put() in of_bcm_voter_get() to avoid the reference leak.
Which versions are affected by CVE-2021-47151?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2021-47151?
Apply the vendor's patch.
Is CVE-2021-47151 being exploited?
There is no known exploitation of CVE-2021-47151 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2021-47151, GHSA-c76f-cr24-9g74, UBUNTU-CVE-2021-47151.