PT-2021-13109 · Google · Android

Published 2021-04-01 · Updated 2021-04-16 · CVE-2021-0432

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Android versions Android-11

Description: In the ClearPullerCacheIfNecessary and ForceClearPullerCache functions of StatsPullerManager.cpp, there is a possible use-after-free due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Recommendations: For Android version Android-11, 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.

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

ASB-A-173552790

CVE-2021-0432

Affected Products

Android

References · 6

• https://source.android.com/security/bulletin/2021-04-01 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-0432 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0432 · Security Note
• https://osv.dev/vulnerability/ASB-A-173552790 · Vendor Advisory
• https://android.googlesource.com/platform/frameworks/base/+/70a5fd9979ee7ff2a4071db0335813c0c5a72399 · Note
• https://t.me/cvenotify/13370 · Telegram Post