CVE-2021-47534

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Add missing drmcrtccommitput Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a global state for the HVS, with each FIFO storing the current CRTC commit so that we can...

CVE-2021-47534

A memory leak vulnerability exists in the Linux kernel within the drm/vc4: kms component. The issue was caused by incorrect refcounting in commit 9ec03d7f1ed3 , which introduced a global state for the HVS where each FIFO stores the current CRTC commit. This flaw resulted in the drm_crtc_commit st...

CVE-2021-47534 drm/vc4: kms: Add missing drm_crtc_commit_put

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Add missing drmcrtccommitput Commit 9ec03d7f1ed3 "drm/vc4: kms: Wait on previous FIFO users before a commit" introduced a global state for the HVS, with each FIFO storing the current CRTC commit so that we can...