PT-2022-11076 · Google · Android

Published 2022-04-01 · Updated 2022-07-12 · CVE-2021-39803

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-10 through Android-12L

Description The issue is related to a possible out of bounds read due to a use after free in the implementation of C2AllocatorIon.cpp. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is required for exploitation.

Recommendations For Android versions Android-10 through Android-12L, at the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ASB-A-193790350

CVE-2021-39803

Affected Products

Android

References · 5

• https://source.android.com/security/bulletin/2022-04-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39803 · Security Note
• https://osv.dev/vulnerability/ASB-A-193790350 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-39803 · Vendor Advisory
• https://android.googlesource.com/platform/frameworks/av/+/4b93da988f02c652f3429661f9a9859fa1c1ea0a · Note