CVE-2022-50842

Summary

In the Linux kernel, the following vulnerability has been resolved:

drm/virtio: Check whether transferred 2D BO is shmem

Transferred 2D BO always must be a shmem BO. Add check for that to prevent NULL dereference if userspace passes a VRAM BO.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxf651c8b055423057d9f41525dfdc37b4796015d1 < f134f261d76ae3d5ecf68db642eaa746ceb84cfbaffected
LinuxLinuxf651c8b055423057d9f41525dfdc37b4796015d1 < f122bcb34f1a4b02ef3d95058d8fd1316ea03785affected
LinuxLinuxf651c8b055423057d9f41525dfdc37b4796015d1 < 989164305b933af06d69bb91044dafbd01025371affected
LinuxLinuxf651c8b055423057d9f41525dfdc37b4796015d1 < 36e133af33ea54193378b190cf92c47c12a43d34affected
LinuxLinuxf651c8b055423057d9f41525dfdc37b4796015d1 < e473216b42aa1fd9fc6b94b608b42c210c655908affected
LinuxLinux5.7affected
LinuxLinux0 < 5.7unaffected
LinuxLinux5.10.150 <= 5.10.*unaffected
LinuxLinux5.15.75 <= 5.15.*unaffected
LinuxLinux5.19.17 <= 5.19.*unaffected
LinuxLinux6.0.3 <= 6.0.*unaffected
LinuxLinux6.1 <= *unaffected

Weaknesses

References