-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: tigervnc security update Advisory ID: RHSA-2023:1549-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:1549 Issue date: 2023-04-03 CVE Names: CVE-2023-1393 ===================================================================== 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: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability (CVE-2023-1393) 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/): 2180288 - CVE-2023-1393 xorg-x11-server: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability 6. Package List: Red Hat Enterprise Linux AppStream AUS (v. 8.2): Source: tigervnc-1.9.0-15.el8_2.3.src.rpm aarch64: tigervnc-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-module-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm noarch: tigervnc-icons-1.9.0-15.el8_2.3.noarch.rpm tigervnc-license-1.9.0-15.el8_2.3.noarch.rpm tigervnc-server-applet-1.9.0-15.el8_2.3.noarch.rpm ppc64le: tigervnc-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-module-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm s390x: tigervnc-1.9.0-15.el8_2.3.s390x.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.s390x.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.s390x.rpm x86_64: tigervnc-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-module-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm Red Hat Enterprise Linux AppStream E4S (v. 8.2): Source: tigervnc-1.9.0-15.el8_2.3.src.rpm aarch64: tigervnc-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-module-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm noarch: tigervnc-icons-1.9.0-15.el8_2.3.noarch.rpm tigervnc-license-1.9.0-15.el8_2.3.noarch.rpm tigervnc-server-applet-1.9.0-15.el8_2.3.noarch.rpm ppc64le: tigervnc-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-module-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm s390x: tigervnc-1.9.0-15.el8_2.3.s390x.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.s390x.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.s390x.rpm x86_64: tigervnc-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-module-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm Red Hat Enterprise Linux AppStream TUS (v. 8.2): Source: tigervnc-1.9.0-15.el8_2.3.src.rpm aarch64: tigervnc-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-module-1.9.0-15.el8_2.3.aarch64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.3.aarch64.rpm noarch: tigervnc-icons-1.9.0-15.el8_2.3.noarch.rpm tigervnc-license-1.9.0-15.el8_2.3.noarch.rpm tigervnc-server-applet-1.9.0-15.el8_2.3.noarch.rpm ppc64le: tigervnc-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-module-1.9.0-15.el8_2.3.ppc64le.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.3.ppc64le.rpm s390x: tigervnc-1.9.0-15.el8_2.3.s390x.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.s390x.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.s390x.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.s390x.rpm x86_64: tigervnc-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-debugsource-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-minimal-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-minimal-debuginfo-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-module-1.9.0-15.el8_2.3.x86_64.rpm tigervnc-server-module-debuginfo-1.9.0-15.el8_2.3.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-2023-1393 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 iQIVAwUBZDE1l9zjgjWX9erEAQj8Fg//diYgICEnqTMf1csN3bfDt+nKgiBXRzNO /8JZ8pkHelA+x35XpPrvABYiNfnqDd3GZqrKOhBpOME50LsOAy2FsoAu7YVZEpSe 7NwDzA302hATDoHAcUqMi5FV+RyYb8/IY/MkcUHSK6WbjMB/DOQi9XxSeZYlIyau nOUts4A2gb6Bilm2c2lxGOKWbgDidjpTvmV5QPg+IZ5675kVRvjXdKpOOZ0HCsv+ 8IR0DdEmZK29611A/+DebXUYbIvzFJBCjkKiDsy634LxZ8DyaUiUmsxZxFTWZmJT xvxZiSM7PD1bEH+v1SZDk8GNIakqyJxd45S6/EPf3d0uOpFGio/7RJIv9HLU5PbG uDk9WJdKS7G0Pdy3AV71EY28JW00xe8LlFvIDOlYOYmVNImzylWZcfgn2Lrmrk30 uFaWXx6chVsWD+j82b8isJsPR/+PAhrv9cGR0iNUoE928eLr84cNI1oCkgG0EvE/ 7DIYuorMOu0RL0emENBlWxjDney9vo7ZbzqcOSREGfBbugGjrYIvKe8OMUvS4fCz MKRmeg7jyqg7vlPg4EsrWRJ06F2EMcH/WMqdWoE+FOiZaibih9QY4GoyhOLo938l Ywg32HbPRgAMvNEt0gV58xIVfu5Edh249+61F+F4ADLt8VKwoZGhbUyaAQoqUlU9 mZUEFPgIzvI= =ApGa -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce