CVE-2026-43169
MediumSummary
A vulnerability in the Linux kernel related to validating rounded allocations in DRM_BUDDY_CONTIGUOUS_ALLOCATION has been resolved. The issue involved the requested size being rounded up to the next power of two, which could lead to errors.
Risk Assessment
Organizations may be exposed to memory allocation errors, potentially leading to system instability or application crashes using DRM.
Recommendation
It is recommended to update the Linux kernel to the latest version to eliminate this vulnerability and ensure system stability.
Original NVD description (English source)
In the Linux kernel, the following vulnerability has been resolved: drm/buddy: Prevent BUG_ON by validating rounded allocation When DRM_BUDDY_CONTIGUOUS_ALLOCATION is set, the requested size is rounded up to the next power-of-two via roundup_pow_of_two(). Similarly, for non-contiguous allocations