PT-2023-8469 · Imagination Technologies · Powervr Gpu Driver

Published 2023-12-01 · Updated 2023-12-22 · CVE-2023-21162

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions PowerVR GPU driver (affected versions not specified)

Description The issue is related to a use after free in the RGXUnbackingZSBuffer function of the PowerVR GPU driver, which could lead to arbitrary code execution. This might result in local escalation of privilege in the kernel without requiring additional execution privileges. User interaction is not necessary for exploitation. The vulnerability affects the kernel and could allow an attacker to elevate their privileges.

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

RCE

Use After Free

Weakness Enumeration

CWE-20

CWE-416

Related Identifiers

BDU:2024-00919

CVE-2023-21162

Affected Products

Powervr Gpu Driver

References · 8

• https://bdu.fstec.ru/vul/2024-00919 · Security Note
• https://source.android.com/security/bulletin/2023-12-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21162 · Security Note
• https://t.me/cvenotify/64806 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2023120445 · Note
• https://t.me/cvenotify/62201 · Telegram Post
• https://chromereleases.googleblog.com/2024/02/long-term-support-channel-update-for.html · Note
• https://t.me/cvenotify/62220 · Telegram Post