CVE-2022-48634

Summary of CVE-2022-48634 (Linux kernel) : Affects the gma500/GPU path in the Linux kernel. The fault was that gma_crtc_page_flip() held the event_lock spinlock while calling crtc_funcs->mode_set_base(), which takes ww_mutex, creating a sleeping context in an invalid path. The unlock should oc...

CVE-2022-48633

In the Linux kernel, the following vulnerability has been resolved: drm/gma500: Fix WARNONlock-magic != lock error psbgemunpin calls dmaresvlock but the underlying wwmutex gets destroyed by drmgemobjectrelease move the drmgemobjectrelease call in psbgemfreeobject to after the unpin to fix the bel...