GPU DDK - UAF of kernel memory in PMRUnlockPhysAddressesOSMem for on-demand non-4KB PMRs in system memory (UMA)
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.8epss 0.1%
exploitation probability
0.1%top 96% of all CVEs
observed exploitation
nono source reports it
Software installed and run as a non-privileged user may conduct GPU system calls to read and write freed physical memory from the GPU.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Imagination Technologies · Graphics DDK