PT-2023-8470 · Google · Android+1

Published 2023-12-01 · Updated 2024-10-11 · CVE-2023-21166

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 Android (affected versions not specified) ChromeOS (affected versions not specified)

Description The issue is related to a use after free in the RGXBackingZSBuffer 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.

Recommendations For Android, at the moment, there is no information about a newer version that contains a fix for this vulnerability. For ChromeOS, 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:2024-00920

CVE-2023-21166

Affected Products

Android

Chrome Os

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2023-21166 · Security Note
• https://bdu.fstec.ru/vul/2024-00920 · Security Note
• https://source.android.com/security/bulletin/2023-12-01 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2023120445 · Note
• https://t.me/cvenotify/64809 · Telegram Post
• https://chromereleases.googleblog.com/2024/02/long-term-support-channel-update-for.html · Note
• https://t.me/cvenotify/62204 · Telegram Post
• https://t.me/cvenotify/62223 · Telegram Post