CVE-2021-39648: Google Android

Medium severity, CVSS 4.1. EPSS: 0.2% chance of exploitation in the next 30 days.

In gadget_dev_desc_UDC_show of configfs.c, there is a possible disclosure of kernel heap memory due to a race condition. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-160822094References: Upstream kernel

Affected products

• Google Android: affected versions not specified

Published 2021-12-15. Last modified 2026-06-17.