CVE-2026-46312

The CVE-2026-46312 vulnerability in the Linux kernel concerns media: videobuf2. A fix was applied to vb2_dma_sg_mmap to set VMA flags (VM_DONTEXPAND/VM_DONTDUMP) so that vb2_dma_sg behaves consistently with vb2_dma_contig. This change prevents a WARN_ON in drm_gem_mmap_obj() during mmap() of an i...

PT-2026-47383

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the videobuf2 component of the Linux kernel where the vb2 dma sg mmap function fails to set the VM DONTEXPAND and VM DONTDUMP VMA flags. This inconsistency with vb2 dm...

UBUNTU-CVE-2024-56594

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: set the right AMDGPU sg segment limitation The driver needs to set the correct maxsegmentsize; otherwise debugdmamapsg will complain about the over-mapping of the AMDGPU sg length as following: WARNING: CPU: 6 PID: 19...