PT-2021-3456 · Google · Android

Published 2021-06-22 · Updated 2021-06-24 · CVE-2021-0565

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 The issue is related to a possible use after free due to a race condition in the wrapUserThread function of AudioStream.cpp. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. The vulnerability is caused by synchronization errors when using a shared resource.

Recommendations For Android version Android-11, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Race Condition

Weakness Enumeration

CWE-416

CWE-362

Related Identifiers

BDU:2021-03316

CVE-2021-0565

Affected Products

Android

References · 4

• https://bdu.fstec.ru/vul/2021-03316 · Security Note
• https://osv.dev/vulnerability/CVE-2021-0565 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0565 · Security Note
• https://source.android.com/security/bulletin/pixel/2021-06-01 · Vendor Advisory