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LIN1021-2198 : Security Advisory - xserver-xorg - CVE-2021-4009

Created: Dec 14, 2021    Updated: Dec 28, 2021
Resolved Date: Dec 28, 2021
Found In Version: 10.21.20.1
Fix Version: 10.21.20.8
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Userspace

Description

A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcXFixesCreatePointerBarrier function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

https://nvd.nist.gov/vuln/detail/CVE-2021-4009

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