-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: xorg-x11-server security and bug fix update Advisory ID: RHSA-2023:2806-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:2806 Issue date: 2023-05-16 CVE Names: CVE-2022-3550 CVE-2022-3551 CVE-2022-4283 CVE-2022-46340 CVE-2022-46341 CVE-2022-46342 CVE-2022-46343 CVE-2022-46344 CVE-2023-0494 ==================================================================== 1. Summary: An update for xorg-x11-server is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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. 8) - aarch64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux CRB (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64 3. Description: X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon. Security Fix(es): * xorg-x11-server: buffer overflow in _GetCountedString() in xkb/xkb.c (CVE-2022-3550) * xorg-x11-server: XkbGetKbdByName use-after-free (CVE-2022-4283) * xorg-x11-server: XTestSwapFakeInput stack overflow (CVE-2022-46340) * xorg-x11-server: XIPassiveUngrab out-of-bounds access (CVE-2022-46341) * xorg-x11-server: XvdiSelectVideoNotify use-after-free (CVE-2022-46342) * xorg-x11-server: ScreenSaverSetAttributes use-after-free (CVE-2022-46343) * xorg-x11-server: XIChangeProperty out-of-bounds access (CVE-2022-46344) * xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation (CVE-2023-0494) * xorg-x11-server: memory leak in ProcXkbGetKbdByName() in xkb/xkb.c (CVE-2022-3551) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.8 Release Notes linked from 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/): 2140698 - CVE-2022-3550 xorg-x11-server: buffer overflow in _GetCountedString() in xkb/xkb.c 2140701 - CVE-2022-3551 xorg-x11-server: memory leak in ProcXkbGetKbdByName() in xkb/xkb.c 2151755 - CVE-2022-46340 xorg-x11-server: XTestSwapFakeInput stack overflow 2151756 - CVE-2022-46341 xorg-x11-server: XIPassiveUngrab out-of-bounds access 2151757 - CVE-2022-46342 xorg-x11-server: XvdiSelectVideoNotify use-after-free 2151758 - CVE-2022-46343 xorg-x11-server: ScreenSaverSetAttributes use-after-free 2151760 - CVE-2022-46344 xorg-x11-server: XIChangeProperty out-of-bounds access 2151761 - CVE-2022-4283 xorg-x11-server: XkbGetKbdByName use-after-free 2165995 - CVE-2023-0494 xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation 2169522 - xvfb-run "-l" or "--listen-tcp" option does not work 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: xorg-x11-server-1.20.11-15.el8.src.rpm aarch64: xorg-x11-server-Xdmx-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xdmx-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xephyr-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xnest-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xorg-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xvfb-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-common-1.20.11-15.el8.aarch64.rpm xorg-x11-server-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-debugsource-1.20.11-15.el8.aarch64.rpm ppc64le: xorg-x11-server-Xdmx-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xdmx-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xephyr-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xnest-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xorg-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xvfb-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-common-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-debugsource-1.20.11-15.el8.ppc64le.rpm s390x: xorg-x11-server-Xdmx-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xdmx-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xephyr-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xnest-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xorg-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xvfb-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-common-1.20.11-15.el8.s390x.rpm xorg-x11-server-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-debugsource-1.20.11-15.el8.s390x.rpm x86_64: xorg-x11-server-Xdmx-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xdmx-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xephyr-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xnest-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xorg-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xvfb-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-common-1.20.11-15.el8.x86_64.rpm xorg-x11-server-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-debugsource-1.20.11-15.el8.x86_64.rpm Red Hat Enterprise Linux CRB (v. 8): aarch64: xorg-x11-server-Xdmx-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-debuginfo-1.20.11-15.el8.aarch64.rpm xorg-x11-server-debugsource-1.20.11-15.el8.aarch64.rpm xorg-x11-server-devel-1.20.11-15.el8.aarch64.rpm noarch: xorg-x11-server-source-1.20.11-15.el8.noarch.rpm ppc64le: xorg-x11-server-Xdmx-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-debuginfo-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-debugsource-1.20.11-15.el8.ppc64le.rpm xorg-x11-server-devel-1.20.11-15.el8.ppc64le.rpm s390x: xorg-x11-server-Xdmx-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-debuginfo-1.20.11-15.el8.s390x.rpm xorg-x11-server-debugsource-1.20.11-15.el8.s390x.rpm xorg-x11-server-devel-1.20.11-15.el8.s390x.rpm x86_64: xorg-x11-server-Xdmx-debuginfo-1.20.11-15.el8.i686.rpm xorg-x11-server-Xdmx-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-15.el8.i686.rpm xorg-x11-server-Xephyr-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-15.el8.i686.rpm xorg-x11-server-Xnest-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-15.el8.i686.rpm xorg-x11-server-Xorg-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-15.el8.i686.rpm xorg-x11-server-Xvfb-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-debuginfo-1.20.11-15.el8.i686.rpm xorg-x11-server-debuginfo-1.20.11-15.el8.x86_64.rpm xorg-x11-server-debugsource-1.20.11-15.el8.i686.rpm xorg-x11-server-debugsource-1.20.11-15.el8.x86_64.rpm xorg-x11-server-devel-1.20.11-15.el8.i686.rpm xorg-x11-server-devel-1.20.11-15.el8.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-2022-3550 https://access.redhat.com/security/cve/CVE-2022-3551 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/cve/CVE-2023-0494 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.8_release_notes/index 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 iQIVAwUBZGNwKNzjgjWX9erEAQgykxAAnvPc7M/v7tRLPelmxWMUayUd5twQcPQ3 Pmk57YVsXLABl155TuQjYv1HKtIsdLJp5cOXVwtWjsnedYc6xyTuxpEbCxLWo4EH CPogMpXLvA7afv2sG8YfUnGBKQOE2MdBEdKyXP0N0ygqwiPKyOuPmFPV0dL1RZW8 NTB7jlsQVIzCHX2NQtbplGkcIIiUPfSoug4RGrM5xyY0HNi1wSpj1GrYRjdqCyoe yyR8xnu6x+j8BxCRDI3J9CF3EGPqW7LEe6kjnpwussrOZqW0A9+aMgs9My8gPVVO bzcFmct4b/LgNwFblsXhrf/M06oN4RX/tNd7hFV+auyD+ic0EDiEYnztJ2hjd8T9 bx7hurXyLQOFN3JE7LZdcNaiUDsV2QqTYiSMe+/SMe4+//TKwor5HrpzT8yJoGjO sqJ4shrNrfceqpMzewgRpdzvF2Z3bVm3M3mZxwF+ROUxz5Cr8GycVCvD3R8feibN KqQbdNvk1MI6ZjWOy1bK97Hk162kQCDSgOAILNdzEAj9SmGgJXM21zqfTi/mW6st oXDsxMaSYrGB2rbi/v1kDMa5SZfpO0pKi78tWlvzSzvCj/sEyeNYeMC+X9edGo+d BNJ2zkH9gj7/LfQnpWqMo2ua/JAGMyg560aemzkht2jLoV06X/gC9aErtD5XltAB 3eS2koMBS3Y=8PDs -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce