PT-2023-17948 · Google · Android Kernel

Published 2023-06-28 · Updated 2023-06-30 · CVE-2023-21155

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Android kernel

Description The issue is related to a possible out of bounds read due to a missing null check in the BuildSetRadioNode of protocolmiscbuilder.cpp. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

Recommendations For Android kernel, consider applying a patch that includes a null check in the BuildSetRadioNode function to prevent out of bounds reads. As a temporary workaround, restrict access to sensitive information that could be disclosed through this issue until a patch is available.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2023-21155

Affected Products

Android Kernel

References · 3

• https://source.android.com/security/bulletin/pixel/2023-06-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21155 · Security Note
• https://t.me/cvenotify/53230 · Telegram Post