PT-2023-12017 · Imagination Technologies · Powervr Kernel Driver

Published 2023-06-15 · Updated 2024-12-18 · CVE-2021-0701

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 kernel driver (affected versions not specified)

Description The issue is related to a missing size check in the PVRSRVBridgeSyncPrimOpCreate function of the PowerVR kernel driver, which could lead to an integer overflow and out-of-bounds heap access. This could result in 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-2021-0701

Affected Products

Powervr Kernel Driver

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-0701 · Security Note
• https://source.android.com/security/bulletin/2023-06-01 · Vendor Advisory
• https://t.me/cvenotify/53467 · Telegram Post
• https://t.me/cvenotify/52428 · Telegram Post
• https://t.me/cvenotify/52893 · Telegram Post
• https://t.me/cvenotify/104783 · Telegram Post