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RedHat Enterprise Linux 8 RHSA-2023-2805-01 Moderate: Xwayland Fix

red hat
Calendar Grey May 16, 2023
Dist Redhat Esm H88
New patch released for xorg-x11-server-Xwayland on Red Hat Enterprise Linux 8, classified as moderate importance with several corrections implemented.
An update for xorg-x11-server-Xwayland is now available for Red Hat Enterprise Linux 8

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

Summary

Xwayland is an X server for running X clients under Wayland.
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.

Topics%20covered

Topics Covered

security advisory moderate red hat security fix xorg-x11-server

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

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: xorg-x11-server-Xwayland-21.1.3-10.el8.src.rpm
aarch64: xorg-x11-server-Xwayland-21.1.3-10.el8.aarch64.rpm xorg-x11-server-Xwayland-debuginfo-21.1.3-10.el8.aarch64.rpm xorg-x11-server-Xwayland-debugsource-21.1.3-10.el8.aarch64.rpm
ppc64le: xorg-x11-server-Xwayland-21.1.3-10.el8.ppc64le.rpm xorg-x11-server-Xwayland-debuginfo-21.1.3-10.el8.ppc64le.rpm xorg-x11-server-Xwayland-debugsource-21.1.3-10.el8.ppc64le.rpm
s390x: xorg-x11-server-Xwayland-21.1.3-10.el8.s390x.rpm xorg-x11-server-Xwayland-debuginfo-21.1.3-10.el8.s390x.rpm xorg-x11-server-Xwayland-debugsource-21.1.3-10.el8.s390x.rpm
x86_64: xorg-x11-server-Xwayland-21.1.3-10.el8.x86_64.rpm xorg-x11-server-Xwayland-debuginfo-21.1.3-10.el8.x86_64.rpm xorg-x11-server-Xwayland-debugsource-21.1.3-10.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/


Advisory ID: RHSA-2023:2805-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:2805
Issue date: 2023-05-16

Topic

An update for xorg-x11-server-Xwayland is now available for Red HatEnterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate red hat security fix xorg-x11-server

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

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

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