Integer Overflow Vulnerability in PVRSRVBridgeSyncPrimOpCreate of PowerVR Kernel Driver

CVE-2021-0701 · CRITICAL Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

In PVRSRVBridgeSyncPrimOpCreate of the PowerVR kernel driver, a missing size check means there is a possible integer overflow that could allow out-of-bounds heap access. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

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