CVE-2021-39640

High

Description

In __dwc3_gadget_ep0_queue of ep0.c, there is a possible out of bounds write due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-157294279References: N/A

SeverityHigh

CVSS7.8

Exploit probability—

Product

Google Android

PublishedDec 15, 2021

First seenDec 15, 2021

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

Product	Affected versions	Fixed in
google android	No range specified	—

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