PT-2023-17830 · Google · Android Kernel

Published 2023-03-24 · Updated 2023-03-29 · CVE-2023-21040

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 kernel

Description The issue is caused by a logic error in the code of bluetooth ccc.cc, specifically in the buildCommand function, which can lead to a possible out of bounds write. This could result in local escalation of privilege without requiring any additional execution privileges. User interaction is not necessary for exploitation.

Recommendations For Android kernel, apply the necessary patch to fix the logic error in the buildCommand function of bluetooth ccc.cc to prevent out of bounds write and potential local escalation of privilege.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2023-21040

Affected Products

Android Kernel

References · 2

• https://source.android.com/security/bulletin/pixel/2023-03-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21040 · Security Note