(RHSA-2023:7029) Moderate: libX11 security update

The libX11 packages contain the core X11 protocol client library.

Security Fix(es):

• libX11: InitExt.c can overwrite unintended portions of the Display structure if the extension request leads to a buffer overflow (CVE-2023-3138)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.9 Release Notes linked from the References section.