-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: tigervnc security update Advisory ID: RHSA-2023:0671-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:0671 Issue date: 2023-02-08 CVE Names: CVE-2023-0494 ===================================================================== 1. Summary: An update for tigervnc is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux AppStream AUS (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64 Red Hat Enterprise Linux AppStream E4S (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64 Red Hat Enterprise Linux AppStream TUS (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64 3. Description: Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients. Security Fix(es): * xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation (CVE-2023-0494) 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. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 2165995 - CVE-2023-0494 xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation 6. Package List: Red Hat Enterprise Linux AppStream AUS (v. 8.2): Source: tigervnc-1.9.0-15.el8_2.1.src.rpm aarch64: tigervnc-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-module-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm noarch: tigervnc-icons-1.9.0-15.el8_2.1.noarch.rpm tigervnc-license-1.9.0-15.el8_2.1.noarch.rpm tigervnc-server-applet-1.9.0-15.el8_2.1.noarch.rpm ppc64le: tigervnc-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-module-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm s390x: tigervnc-1.9.0-15.el8_2.1.s390x.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.s390x.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.s390x.rpm x86_64: tigervnc-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-module-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm Red Hat Enterprise Linux AppStream E4S (v. 8.2): Source: tigervnc-1.9.0-15.el8_2.1.src.rpm aarch64: tigervnc-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-module-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm noarch: tigervnc-icons-1.9.0-15.el8_2.1.noarch.rpm tigervnc-license-1.9.0-15.el8_2.1.noarch.rpm tigervnc-server-applet-1.9.0-15.el8_2.1.noarch.rpm ppc64le: tigervnc-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-module-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm s390x: tigervnc-1.9.0-15.el8_2.1.s390x.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.s390x.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.s390x.rpm x86_64: tigervnc-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-module-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm Red Hat Enterprise Linux AppStream TUS (v. 8.2): Source: tigervnc-1.9.0-15.el8_2.1.src.rpm aarch64: tigervnc-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-module-1.9.0-15.el8_2.1.aarch64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.1.aarch64.rpm noarch: tigervnc-icons-1.9.0-15.el8_2.1.noarch.rpm tigervnc-license-1.9.0-15.el8_2.1.noarch.rpm tigervnc-server-applet-1.9.0-15.el8_2.1.noarch.rpm ppc64le: tigervnc-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-module-1.9.0-15.el8_2.1.ppc64le.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.1.ppc64le.rpm s390x: tigervnc-1.9.0-15.el8_2.1.s390x.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.s390x.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.s390x.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.s390x.rpm x86_64: tigervnc-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-debugsource-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-module-1.9.0-15.el8_2.1.x86_64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.1.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2023-0494 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2023 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBY+QTXtzjgjWX9erEAQiwgQ//T0eqmsNqaCB78rgK20ELopOaCfTSXD5r t2gDxiWOy8pn0Ah9gYKfX4DExFxL22u73N+YUHJbp6YznCdliNvP4XXZueOCbtSc 7CIypf8NHRb5UFnFVDfqi5GJtW9zm1hqJflSGNRtjkDzRrL3+dyefAXuWXQBNVVy RSx/y1dkKvjaz63/vTIWLbC47p0144Sb1moblVB+tbNeopgBwMvTR8mww2PIlUfm uSho28KdQJ62sIw7V49LWa3+Bs06j9QuOWtR79A9QfvxKFwtY0SGX7gpxm+GwZ2d cm3ky4bfvacMBUeCKUbnNer1yawL2G8y7HU0lSXLF2kUsAVuwINVVc6fIs8rIoKH aJEGt+uQo9b/DvJXHPlgaf0ng4eeZ6WHjauBObaMUoroGtq54R+pIXXTSqN8Gf/w +lwRgpCSZqfrpzZIL8/ojR7iX2Kg6jp/cnk/4+byrcWfnjSBIC8PfdJp7evxGRig C+eaOwlDcp2ws5euOs/yE2R4LuOwAoOSsD3ZCZa+plvFQWvEBFOeW8BKECaLPAgu 5Qn+cp++aUc5HBlfNP/lfLBgKQ0YyajiekKdrx0gAZPn5mYVO1jsFZhkyVlbTKBA ApRsDt9P8vip9B3TJEv7J6DWkO9Bmd/pGQXJPbjzZUWd/HSIanwnwJRsGPu99gjm l6qhMDHeaVE= =dMxu -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce