PT-2022-10940 · Google · Android

Published 2022-01-01 · Updated 2022-01-19 · CVE-2021-39632

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 versions Android-11 through Android-12

Description The issue is related to an incorrect bounds check in the inotify cb function of events.cpp, which could lead to a possible out of bounds write. This could result in local escalation of privilege without requiring additional execution privileges. User interaction is not necessary for exploitation.

Recommendations For Android versions Android-11 through Android-12, update to a version that includes the fix for this issue. 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

ASB-A-202159709

CVE-2021-39632

Affected Products

Android

References · 5

• https://osv.dev/vulnerability/ASB-A-202159709 · Vendor Advisory
• https://source.android.com/security/bulletin/2022-01-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-39632 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39632 · Security Note
• https://android.googlesource.com/platform/bootable/recovery/+/f0a760b3a154ad328c682ec8559287befff14945 · Note