Imagination Technologies driver for Chrome OS Integer Overflow or Wraparound Vulnerability
The Imagination Technologies driver for Chrome OS before R74-11895.B, R75 before R75-12105.B, and R76 before R76-12208.0.0 allows attackers to trigger an Integer Overflow and gain privileges via a malicious application.
The information has been provided by Vendor
The original article can be found at: https://bugs.chromium.org/
This occurs because of intentional access for the GPU process to /dev/dri/card1 and the PowerVR ioctl handler, as demonstrated by PVRSRVBridgeSyncPrimOpCreate.
Chrome OS before R74-11895.B, R75 before R75-12105.B, and
Chrome OS R76 before R76-12208.0.0