PT-2022-9146 · Imagination Technologies+1 · Powervr+1

Published 2022-11-08 · Updated 2025-05-01 · CVE-2021-1050

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 The issue is related to a missing bounds check in the MMU UnmapPages function of the PowerVR kernel driver, which could lead to a possible out of bounds write. This could result in local escalation of privilege with no additional execution privileges needed. User interaction is not required for exploitation.

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

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-1050

Affected Products

Android

Powervr

References · 7

• https://source.android.com/security/bulletin/2022-11-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1050 · Security Note
• https://t.me/cvenotify/60658 · Telegram Post
• https://t.me/cvenotify/120516 · Telegram Post
• https://t.me/cvenotify/37317 · Telegram Post
• https://t.me/cvenotify/37387 · Telegram Post
• http://packetstormsecurity.com/files/175260/PowerVR-Out-Of-Bounds-Access-Information-Leak.html · Note