CVE-2026-46312

A flaw was found in the videobuf2 subsystem of the Linux kernel. The vb2dmasgmmap function did not correctly set Virtual Memory Area VMA flags, specifically VMDONTEXPAND and VMDONTDUMP. This oversight could lead to a kernel warning and system crash when mapping an imported Direct Memory Access DM...

CVE-2022-50819 udmabuf: Set ubuf->sg = NULL if the creation of sg table fails

In the Linux kernel, the following vulnerability has been resolved: udmabuf: Set ubuf-sg = NULL if the creation of sg table fails When userspace tries to map the dmabuf and if for some reason e.g. OOM the creation of the sg table fails, ubuf-sg needs to be set to NULL. Otherwise, when the userspa...