PT-2023-12021 · Google+1 · Android+1

Published 2023-04-19 · Updated 2023-04-27 · CVE-2021-0875

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 PowerVR kernel driver's PVRSRVBridgeChangeSparseMem function can cause an integer overflow, potentially allowing out-of-bounds heap access. This issue could lead to 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-2021-0875

Affected Products

Android

Powervr

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2021-0875 · Security Note
• https://source.android.com/security/bulletin/2023-04-01 · Vendor Advisory
• https://t.me/cvenotify/49153 · Telegram Post