CVE-2024-35972 bnxt_en: Fix possible memory leak in bnxt_rdma_aux_device_init()
A memory leak in the Linux kernel's bnxt_en driver can lead to resource exhaustion and 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-2024-35972?
CVE-2024-35972 is a medium-severity memory corruption vulnerability in Linux kernel, published on 20 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:
bnxt_en: Fix possible memory leak in bnxt_rdma_aux_device_init()
If ulp = kzalloc() fails, the allocated edev will leak because it is not properly assigned and the cleanup path will not be able to free it. Fix it by assigning it properly immediately after allocation.
Weakness: CWE-401
Which versions are affected by CVE-2024-35972?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-35972?
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-2024-35972 being exploited?
There is no known exploitation of CVE-2024-35972 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-42204, BELL-CVE-2024-35972, DEBIAN-CVE-2024-35972, GHSA-m8w5-v3r7-7546, UBUNTU-CVE-2024-35972.