PT-2023-12029 · Google+1 · Android+1

Published 2023-04-19 · Updated 2025-02-05 · CVE-2021-0883

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 versions prior to the fixed version

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

Recommendations For Android versions prior to the fixed version, consider applying a patch or update that addresses the missing size check in the PowerVR kernel driver to prevent integer overflow and out-of-bounds heap access. 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-2021-0883

Affected Products

Android

Powervr Kernel Driver

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2021-0883 · Security Note
• https://source.android.com/security/bulletin/2023-04-01 · Vendor Advisory
• https://t.me/cvenotify/110137 · Telegram Post