Red Hat issued software updates to fix 5 to 6 security vulnerabilities in various versions of Red Hat Linux distribution. These update has been rated as having important security impact and it is highly recommended that you upgrade (patch) your Red Hat system.

A flaw in Perl’s regular expression engine has been found. A specially crafted regular expression with Unicode characters could trigger a buffer overflow which can cause Perl to crash or execute arbitrary code with the privileges of the Linux user running Perl.

An input validation flaw was discovered in X.org’s Security and Record extensions. A malicious authorized client could exploit this issue to cause a denial of service or execute arbitrary code with root privileges on the X.Org server.

How to patch your Red Hat Linux:

# yum update

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