CVE-2022-50058 vdpa_sim_blk: set number of address spaces and virtqueue groups

In the Linux kernel, the following vulnerability has been resolved: vdpasimblk: set number of address spaces and virtqueue groups Commit bda324fd037a "vdpasim: control virtqueue support" added two new fields nas, ngroups to vdpasimdevattr, but we forgot to initialize them for vdpasimblk. When...

PT-2025-25984 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved. The issue is related to the vdpa sim blk device, where two new fields nas, ngroups were added to vdpasim dev attr but not...

PT-2022-33395 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions v5.19 through v5.19.3 Description: The issue is related to the vdpa sim blk, which is used to set the number of address spaces and virtqueue groups. The actual impact and attack plausibility have not yet been proven...