PT-2023-2688 · Google · Android Kernel

Published 2023-04-06 · Updated 2023-04-29 · CVE-2023-20941

Positive Technologies (AI Summary)

CVSS v2.0

7.2

High

Base vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Android kernel versions (affected versions not specified)

Description The issue is related to a missing bounds check in the acc ctrlrequest composite function of f accessory.c, which could lead to an out of bounds write. This might allow for physical escalation of privilege without needing additional execution privileges. User interaction is required for exploitation.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2023-02531

CVE-2023-20941

Affected Products

Android Kernel

References · 10

• https://bdu.fstec.ru/vul/2023-02531 · Security Note
• https://source.android.com/security/bulletin/2023-04-01 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-20941 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-20941 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20941 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-20941 · Security Note
• https://source.android.com/docs/security/bulletin/2023-04-01 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-20941 · Note
• https://android.googlesource.com/kernel/common/+/f63204236560b6f38b6e015c53eb6304d9889791 · Note
• https://gerrit.wikimedia.org/r/c/operations/puppet/+/906030 · Note