-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: tigervnc security update
Advisory ID:       RHSA-2023:0665-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:0665
Issue date:        2023-02-08
CVE Names:         CVE-2023-0494 
=====================================================================

1. Summary:

An update for tigervnc is now available for Red Hat Enterprise Linux 8.1
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 E4S (v. 8.1) - 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 E4S (v. 8.1):

Source:
tigervnc-1.9.0-16.el8_1.1.src.rpm

aarch64:
tigervnc-1.9.0-16.el8_1.1.aarch64.rpm
tigervnc-debuginfo-1.9.0-16.el8_1.1.aarch64.rpm
tigervnc-debugsource-1.9.0-16.el8_1.1.aarch64.rpm
tigervnc-server-1.9.0-16.el8_1.1.aarch64.rpm
tigervnc-server-debuginfo-1.9.0-16.el8_1.1.aarch64.rpm
tigervnc-server-minimal-1.9.0-16.el8_1.1.aarch64.rpm
tigervnc-server-minimal-debuginfo-1.9.0-16.el8_1.1.aarch64.rpm
tigervnc-server-module-1.9.0-16.el8_1.1.aarch64.rpm
tigervnc-server-module-debuginfo-1.9.0-16.el8_1.1.aarch64.rpm

noarch:
tigervnc-icons-1.9.0-16.el8_1.1.noarch.rpm
tigervnc-license-1.9.0-16.el8_1.1.noarch.rpm
tigervnc-server-applet-1.9.0-16.el8_1.1.noarch.rpm

ppc64le:
tigervnc-1.9.0-16.el8_1.1.ppc64le.rpm
tigervnc-debuginfo-1.9.0-16.el8_1.1.ppc64le.rpm
tigervnc-debugsource-1.9.0-16.el8_1.1.ppc64le.rpm
tigervnc-server-1.9.0-16.el8_1.1.ppc64le.rpm
tigervnc-server-debuginfo-1.9.0-16.el8_1.1.ppc64le.rpm
tigervnc-server-minimal-1.9.0-16.el8_1.1.ppc64le.rpm
tigervnc-server-minimal-debuginfo-1.9.0-16.el8_1.1.ppc64le.rpm
tigervnc-server-module-1.9.0-16.el8_1.1.ppc64le.rpm
tigervnc-server-module-debuginfo-1.9.0-16.el8_1.1.ppc64le.rpm

s390x:
tigervnc-1.9.0-16.el8_1.1.s390x.rpm
tigervnc-debuginfo-1.9.0-16.el8_1.1.s390x.rpm
tigervnc-debugsource-1.9.0-16.el8_1.1.s390x.rpm
tigervnc-server-1.9.0-16.el8_1.1.s390x.rpm
tigervnc-server-debuginfo-1.9.0-16.el8_1.1.s390x.rpm
tigervnc-server-minimal-1.9.0-16.el8_1.1.s390x.rpm
tigervnc-server-minimal-debuginfo-1.9.0-16.el8_1.1.s390x.rpm

x86_64:
tigervnc-1.9.0-16.el8_1.1.x86_64.rpm
tigervnc-debuginfo-1.9.0-16.el8_1.1.x86_64.rpm
tigervnc-debugsource-1.9.0-16.el8_1.1.x86_64.rpm
tigervnc-server-1.9.0-16.el8_1.1.x86_64.rpm
tigervnc-server-debuginfo-1.9.0-16.el8_1.1.x86_64.rpm
tigervnc-server-minimal-1.9.0-16.el8_1.1.x86_64.rpm
tigervnc-server-minimal-debuginfo-1.9.0-16.el8_1.1.x86_64.rpm
tigervnc-server-module-1.9.0-16.el8_1.1.x86_64.rpm
tigervnc-server-module-debuginfo-1.9.0-16.el8_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
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=FCNE
-----END PGP SIGNATURE-----
--
RHSA-announce mailing list
[email protected]
https://listman.redhat.com/mailman/listinfo/rhsa-announce