-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: tigervnc security update Advisory ID: RHSA-2023:0045-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:0045 Issue date: 2023-01-09 CVE Names: CVE-2022-4283 CVE-2022-46340 CVE-2022-46341 CVE-2022-46342 CVE-2022-46343 CVE-2022-46344 ===================================================================== 1. Summary: An update for tigervnc is now available for Red Hat Enterprise Linux 7. 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 Client (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch, 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 XkbGetKbdByName use-after-free (CVE-2022-4283) * xorg-x11-server: X.Org Server XTestSwapFakeInput stack overflow (CVE-2022-46340) * xorg-x11-server: X.Org Server XIPassiveUngrab out-of-bounds access (CVE-2022-46341) * xorg-x11-server: X.Org Server XvdiSelectVideoNotify use-after-free (CVE-2022-46342) * xorg-x11-server: X.Org Server ScreenSaverSetAttributes use-after-free (CVE-2022-46343) * xorg-x11-server: X.Org Server XIChangeProperty out-of-bounds access (CVE-2022-46344) 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/): 2151755 - CVE-2022-46340 xorg-x11-server: X.Org Server XTestSwapFakeInput stack overflow 2151756 - CVE-2022-46341 xorg-x11-server: X.Org Server XIPassiveUngrab out-of-bounds access 2151757 - CVE-2022-46342 xorg-x11-server: X.Org Server XvdiSelectVideoNotify use-after-free 2151758 - CVE-2022-46343 xorg-x11-server: X.Org Server ScreenSaverSetAttributes use-after-free 2151760 - CVE-2022-46344 xorg-x11-server: X.Org Server XIChangeProperty out-of-bounds access 2151761 - CVE-2022-4283 xorg-x11-server: X.Org Server XkbGetKbdByName use-after-free 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: tigervnc-1.8.0-23.el7_9.src.rpm noarch: tigervnc-icons-1.8.0-23.el7_9.noarch.rpm tigervnc-license-1.8.0-23.el7_9.noarch.rpm x86_64: tigervnc-1.8.0-23.el7_9.x86_64.rpm tigervnc-debuginfo-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-minimal-1.8.0-23.el7_9.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): noarch: tigervnc-server-applet-1.8.0-23.el7_9.noarch.rpm x86_64: tigervnc-debuginfo-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-module-1.8.0-23.el7_9.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: tigervnc-1.8.0-23.el7_9.src.rpm noarch: tigervnc-license-1.8.0-23.el7_9.noarch.rpm x86_64: tigervnc-debuginfo-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-minimal-1.8.0-23.el7_9.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): noarch: tigervnc-icons-1.8.0-23.el7_9.noarch.rpm tigervnc-server-applet-1.8.0-23.el7_9.noarch.rpm x86_64: tigervnc-1.8.0-23.el7_9.x86_64.rpm tigervnc-debuginfo-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-module-1.8.0-23.el7_9.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: tigervnc-1.8.0-23.el7_9.src.rpm noarch: tigervnc-icons-1.8.0-23.el7_9.noarch.rpm tigervnc-license-1.8.0-23.el7_9.noarch.rpm ppc64: tigervnc-1.8.0-23.el7_9.ppc64.rpm tigervnc-debuginfo-1.8.0-23.el7_9.ppc64.rpm tigervnc-server-1.8.0-23.el7_9.ppc64.rpm tigervnc-server-minimal-1.8.0-23.el7_9.ppc64.rpm ppc64le: tigervnc-1.8.0-23.el7_9.ppc64le.rpm tigervnc-debuginfo-1.8.0-23.el7_9.ppc64le.rpm tigervnc-server-1.8.0-23.el7_9.ppc64le.rpm tigervnc-server-minimal-1.8.0-23.el7_9.ppc64le.rpm s390x: tigervnc-1.8.0-23.el7_9.s390x.rpm tigervnc-debuginfo-1.8.0-23.el7_9.s390x.rpm tigervnc-server-1.8.0-23.el7_9.s390x.rpm tigervnc-server-minimal-1.8.0-23.el7_9.s390x.rpm x86_64: tigervnc-1.8.0-23.el7_9.x86_64.rpm tigervnc-debuginfo-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-minimal-1.8.0-23.el7_9.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): noarch: tigervnc-server-applet-1.8.0-23.el7_9.noarch.rpm ppc64: tigervnc-debuginfo-1.8.0-23.el7_9.ppc64.rpm tigervnc-server-module-1.8.0-23.el7_9.ppc64.rpm ppc64le: tigervnc-debuginfo-1.8.0-23.el7_9.ppc64le.rpm tigervnc-server-module-1.8.0-23.el7_9.ppc64le.rpm x86_64: tigervnc-debuginfo-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-module-1.8.0-23.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: tigervnc-1.8.0-23.el7_9.src.rpm noarch: tigervnc-icons-1.8.0-23.el7_9.noarch.rpm tigervnc-license-1.8.0-23.el7_9.noarch.rpm x86_64: tigervnc-1.8.0-23.el7_9.x86_64.rpm tigervnc-debuginfo-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-minimal-1.8.0-23.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): noarch: tigervnc-server-applet-1.8.0-23.el7_9.noarch.rpm x86_64: tigervnc-debuginfo-1.8.0-23.el7_9.x86_64.rpm tigervnc-server-module-1.8.0-23.el7_9.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-2022-4283 https://access.redhat.com/security/cve/CVE-2022-46340 https://access.redhat.com/security/cve/CVE-2022-46341 https://access.redhat.com/security/cve/CVE-2022-46342 https://access.redhat.com/security/cve/CVE-2022-46343 https://access.redhat.com/security/cve/CVE-2022-46344 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 iQIVAwUBY7xCG9zjgjWX9erEAQhRkQ/8Dhfac5mbIZvKBZqOoITdzVuznH7nN6/A GVkcGVxLR4wjtpl8f47ostCfXiM6jmz0hbCpvxMdc8T9HFnfrjSspoAaYAxwGe/d C+u7ApAfhf8GBi8qIjcq4JhmLB7WtaHwVhir1wuBlG59SdA3lCa7Wu/22IAqLg1C FQj5OXYY7gTCLfgYUOkoEnIL6T5riUXOnBv0C/TpRgxzjeGpyjEJaXZ0IEM1sw5S xk6/RK8tuxe4yWlF2os7BOZMZgKszcSAQB2X4MQiKJBDjbdHDzMm5gAbrjg0HkpI H0kl1hbHuhaMh1NKfa5Sc5UuEljC2pdQoSLOCSOtWthrhzlU34zv27D84i5hx/JU Gf/v4VEm+m2pCOV0Z2a8ebcSsLqNXsXGZtO64LfoAG0+QhTOaPULHLdS/h0R3m/k 7TRZWnGBwTEH+wQsntcAJWUxK2DNFoIC3ykz3AY5qQcj0URvZWUpuwZtMYLQrdVf 05FbK6m9WCoEi55IzVIdtoWkj3Hpc9qpnFUmRlmjPimoWMhxKEzw74KXoJ8xly9l QkQjIPOCymGu4zOSToCEeU4xjJoB0Cp2frylsELFU6YWfu3gPUwGNvKF6xo5Dm6b F5XA+Y1oSdjbnoPyIFKwtcLhSS/DE+uoRK53h6atEB9PSRG5lA57GzAMbeI6Z/lK g2R2oHal1ds= =WAMV -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce