PT-2021-13320 · Google · Android

Published 2021-09-01 · Updated 2021-10-08 · CVE-2021-0689

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Android versions Android-8.1 through Android-11

Description In the RGB to BGR1 portable function of SkSwizzler opts.h, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

Recommendations For Android versions Android-8.1 through Android-11, update to a version that includes the fix for the out of bounds read issue in RGB to BGR1 portable of SkSwizzler opts.h. As a temporary workaround, consider restricting access to sensitive information to minimize the risk of exploitation.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ASB-A-190188264

CVE-2021-0689

Affected Products

Android

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2021-0689 · Security Note
• https://osv.dev/vulnerability/ASB-A-190188264 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-0689 · Vendor Advisory
• https://source.android.com/security/bulletin/2021-09-01 · Vendor Advisory
• https://android.googlesource.com/platform/external/skia/+/63656c27483416ea6483c8064d907d3102c84401 · Note
• https://t.me/cvenotify/22143 · Telegram Post
• https://t.me/cibsecurity/30060 · Telegram Post