PT-2021-13132 · Google · Android

Published 2021-05-01 · Updated 2021-06-14 · CVE-2021-0475

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Android versions Android-10 through Android-11

Description: The issue is related to possible memory corruption due to a use after free in the on l2cap data ind function of btif sock l2cap.cc. This could lead to remote code execution over Bluetooth with no additional execution privileges needed. User interaction is not required for exploitation.

Recommendations: For Android versions Android-10 through Android-11, update to a version that includes the fix for this issue to prevent potential remote code execution over Bluetooth.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ASB-A-175686168

CVE-2021-0475

Affected Products

Android

References · 5

• https://source.android.com/security/bulletin/2021-05-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0475 · Security Note
• https://osv.dev/vulnerability/ASB-A-175686168 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-0475 · Vendor Advisory
• https://android.googlesource.com/platform/system/bt/+/a632a66b81ee4b1db65d0cf64b4ce525f56214ff · Note