Red Hat has issued an update for xorg-x11 and xorg-x11-xfs. This fixes a vulnerability, which can be exploited by malicious, local users to perform actions with escalated privileges.
The vulnerability is caused due to a race condition within the handling of temporary files when the xfs font server startup script is executed. This can be exploited to change the permissions of arbitrary files.
Solution: Updated packages are available from Red Hat Network.
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Subject: Red Hat update for xorg-x11
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