Advisory ID: RHSA-2023:7526 Type/Severity: Security Advisory: Important Topic: An update for tigervnc is now available for Red Hat Enterprise Linux 8.4. Description: The security fix addresses an out-of-bounds write in X11 server. Affected Products: - Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.4 - Red Hat Enterprise Linux Server - AUS 8.4 x86_64 - Red Hat Enterprise Linux Server - TUS 8.4 x86_64 - Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.4 ppc64le - Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.4 x86_64 Fixes: - CVE-2023-5367 xorg-x11-server: Out-of-bounds write in X1ChangeDeviceProperty/RRChangeOutputProperty CVEs: CVE-2023-5367 References: Security updates classification