cve 2024 49893

CVE-2024-49893 is a low-complexity, local NULL pointer dereference vulnerability in the Linux kernel's AMD DRM display stack. It can crash the kernel's AMD display code path, leading to a denial-of-service condition. The fix involves a small defensive null check in the drm/amd/display subsystem. While the vulnerability requires local access, it can have outsized operational impact on shared systems and long-tail vendor kernels. This tag covers discussions about the vulnerability, its technical details, and the patch addressing it.