-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: tigervnc security update Advisory ID: RHSA-2023:0622-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:0622 Issue date: 2023-02-07 CVE Names: CVE-2023-0494 ==================================================================== 1. Summary: An update for tigervnc is now available for Red Hat Enterprise Linux 9. 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 (v. 9) - 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 (v. 9): Source: tigervnc-1.12.0-5.el9_1.1.src.rpm aarch64: tigervnc-1.12.0-5.el9_1.1.aarch64.rpm tigervnc-debuginfo-1.12.0-5.el9_1.1.aarch64.rpm tigervnc-debugsource-1.12.0-5.el9_1.1.aarch64.rpm tigervnc-server-1.12.0-5.el9_1.1.aarch64.rpm tigervnc-server-debuginfo-1.12.0-5.el9_1.1.aarch64.rpm tigervnc-server-minimal-1.12.0-5.el9_1.1.aarch64.rpm tigervnc-server-minimal-debuginfo-1.12.0-5.el9_1.1.aarch64.rpm tigervnc-server-module-1.12.0-5.el9_1.1.aarch64.rpm tigervnc-server-module-debuginfo-1.12.0-5.el9_1.1.aarch64.rpm noarch: tigervnc-icons-1.12.0-5.el9_1.1.noarch.rpm tigervnc-license-1.12.0-5.el9_1.1.noarch.rpm tigervnc-selinux-1.12.0-5.el9_1.1.noarch.rpm ppc64le: tigervnc-1.12.0-5.el9_1.1.ppc64le.rpm tigervnc-debuginfo-1.12.0-5.el9_1.1.ppc64le.rpm tigervnc-debugsource-1.12.0-5.el9_1.1.ppc64le.rpm tigervnc-server-1.12.0-5.el9_1.1.ppc64le.rpm tigervnc-server-debuginfo-1.12.0-5.el9_1.1.ppc64le.rpm tigervnc-server-minimal-1.12.0-5.el9_1.1.ppc64le.rpm tigervnc-server-minimal-debuginfo-1.12.0-5.el9_1.1.ppc64le.rpm tigervnc-server-module-1.12.0-5.el9_1.1.ppc64le.rpm tigervnc-server-module-debuginfo-1.12.0-5.el9_1.1.ppc64le.rpm s390x: tigervnc-1.12.0-5.el9_1.1.s390x.rpm tigervnc-debuginfo-1.12.0-5.el9_1.1.s390x.rpm tigervnc-debugsource-1.12.0-5.el9_1.1.s390x.rpm tigervnc-server-1.12.0-5.el9_1.1.s390x.rpm tigervnc-server-debuginfo-1.12.0-5.el9_1.1.s390x.rpm tigervnc-server-minimal-1.12.0-5.el9_1.1.s390x.rpm tigervnc-server-minimal-debuginfo-1.12.0-5.el9_1.1.s390x.rpm tigervnc-server-module-1.12.0-5.el9_1.1.s390x.rpm tigervnc-server-module-debuginfo-1.12.0-5.el9_1.1.s390x.rpm x86_64: tigervnc-1.12.0-5.el9_1.1.x86_64.rpm tigervnc-debuginfo-1.12.0-5.el9_1.1.x86_64.rpm tigervnc-debugsource-1.12.0-5.el9_1.1.x86_64.rpm tigervnc-server-1.12.0-5.el9_1.1.x86_64.rpm tigervnc-server-debuginfo-1.12.0-5.el9_1.1.x86_64.rpm tigervnc-server-minimal-1.12.0-5.el9_1.1.x86_64.rpm tigervnc-server-minimal-debuginfo-1.12.0-5.el9_1.1.x86_64.rpm tigervnc-server-module-1.12.0-5.el9_1.1.x86_64.rpm tigervnc-server-module-debuginfo-1.12.0-5.el9_1.1.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+LB4NzjgjWX9erEAQiPnA//TAPn+HsX86eAXaejxGHV28hcotuh1Qst rgZyv6XxlVosqJ4tM5rsDn+mVwoIooFE6WRl9wkH3/BPY4iVMQQn+8lqXwznrEfz +x9b8WYSVsx/gxGyUjEJ05wWJcKB/nRlk6C1lMo00LzoQefHUkKOJDIFR8LKmzW1 vaoumvMrC9ApnllBV0Q4wycp5nXC4+notjQZhFByCUNg1alcaBEzZK5d8W/PqIGR /f9ak4KtVWHCAL16sqv4ZTmFRxD98McEvgNW2NF4hgT4oTRdsrsCbpSwELd8Mrnp 6/XxZcHnUFYc2+7xJOtpPhdoQ39OvYsSkglJbNTpNJ2bFwsPXGFb8SmJw1HeFHl9 KFD3/wGqZEopROaBg91VxQaXRldWptzFcUFlGJw66EaDeYPqGiqsqNbd2uDpL2Nk pQuRcRbcYWMJtwUuKMmORY+ktVo0vkX4VVsb9uR9MIN9LhulycyIL0ycwUf8frY8 48ljfgNt+DcKqsmFKaR8I0F50Jp+RSMI4ErQEBEaoj7UIvNYYp+k6SUpxNr6U7hI 9oyf5z/NmCM56mVi5GuLGNClBx5pVADHLlSu7RGzeJWA17BTHVf/0a5b8JhCyfx0 wBur8eOS4hmcALAbQxp0WSsMI9lGnvulQXarM7Eejxs2/hFb10oCsrcjFjEj5a2S yutEGK/OLgU=fSQe -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce