PT-2021-13118 · Google · Android

Published 2021-04-01 · Updated 2021-04-16 · CVE-2021-0442

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/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 control of code flow due to a use after free in the updateInfo function of android hardware input InputApplicationHandle.cpp. 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.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ASB-A-174768985

CVE-2021-0442

Affected Products

Android

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2021-0442 · Security Note
• https://source.android.com/security/bulletin/2021-04-01 · Vendor Advisory
• https://osv.dev/vulnerability/ASB-A-174768985 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-0442 · Vendor Advisory
• https://t.me/cvenotify/13366 · Telegram Post
• https://android.googlesource.com/platform/frameworks/base/+/a5eb01054b44472d32bda00066dc6ffceb9123d1 · Note
• https://t.me/cvenotify/13169 · Telegram Post