PT-2021-13170 · Google · Android

Published 2021-06-01 · Updated 2021-06-23 · CVE-2021-0522

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Android versions Android-9 through Android-11

Description: In ConnectionHandler::SdpCb of connection handler.cc, there is a possible out of bounds read due to a use after free. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

Recommendations: For Android versions Android-9 through Android-11, update to a version that contains a fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Out of bounds Read

Use After Free

Weakness Enumeration

CWE-125

CWE-416

Related Identifiers

ASB-A-174182139

CVE-2021-0522

Affected Products

Android

References · 7

• https://osv.dev/vulnerability/CVE-2021-0522 · Vendor Advisory
• https://source.android.com/security/bulletin/2021-06-01 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-174182139 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0522 · Security Note
• https://t.me/cvenotify/16601 · Telegram Post
• https://t.me/cibsecurity/25579 · Telegram Post
• https://android.googlesource.com/platform/system/bt/+/71c573ae67b6a15c33ad1036b37b999c54d7236b · Note