PT-2022-9128 · Imagination Technologies+1 · Powervr+1

Published 2022-09-13 · Updated 2022-09-16 · CVE-2021-0871

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Android SoC versions (affected versions not specified)

Description A missing size check in the PVRSRVBridgePMRPDumpSymbolicAddr function of the PowerVR kernel driver may cause an integer overflow, leading to out-of-bounds heap access. This could result in local escalation of privilege without requiring additional execution privileges. User interaction is not necessary for exploitation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

CVE-2021-0871

Affected Products

Android

Powervr

References · 3

• https://source.android.com/security/bulletin/2022-09-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0871 · Security Note
• https://t.me/cibsecurity/49718 · Telegram Post