CVE-2026-64215 drm/msm/a6xx: Check kzalloc return in a8xx_hfi_send_perf_table
A missing check for kzalloc return value in the Linux kernel's DRM MSM driver can cause a NULL pointer dereference and system crash.
- 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-2026-64215?
CVE-2026-64215 is a medium-severity vulnerability in Linux kernel, published on 24 Jul 2026. 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:
drm/msm/a6xx: Check kzalloc return in a8xx_hfi_send_perf_table
Check the return value of kzalloc() to prevent a NULL pointer dereference on allocation failure.
Patchwork: https://patchwork.freedesktop.org/patch/721342/
Weakness: CWE-476
Which versions are affected by CVE-2026-64215?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2026-64215?
Apply the vendor's patch.
Is CVE-2026-64215 being exploited?
There is no known exploitation of CVE-2026-64215 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2026-64215, GHSA-gc88-72mr-v2hg, ROOT-OS-UBUNTU-2204-CVE-2026-64215, UBUNTU-CVE-2026-64215.