PT-2023-17847 · Google · Android Kernel

Published 2023-03-24 · Updated 2025-02-21 · CVE-2023-21056

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Android kernel

Description The issue is related to a possible memory corruption due to type confusion in the lwis slc buffer free function of lwis device slc.c. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

Recommendations For Android kernel, consider applying a patch or fix to resolve the memory corruption issue in the lwis slc buffer free function. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

CVE-2023-21056

Affected Products

Android Kernel

References · 4

• https://source.android.com/security/bulletin/pixel/2023-03-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21056 · Security Note
• https://t.me/cvenotify/112098 · Telegram Post
• https://t.me/cvenotify/47159 · Telegram Post