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

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

Synopsis:          Important: libvncserver security update
Advisory ID:       RHSA-2020:3588-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:3588
Issue date:        2020-09-01
CVE Names:         CVE-2017-18922
====================================================================
1. Summary:

An update for libvncserver is now available for Red Hat Enterprise Linux
8.0 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. 8.0) - ppc64le, x86_64

3. Description:

LibVNCServer is a C library that enables you to implement VNC server
functionality into own programs.

Security Fix(es):

* libvncserver: websocket decoding buffer overflow (CVE-2017-18922)

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/):

1852356 - CVE-2017-18922 libvncserver: websocket decoding buffer overflow

6. Package List:

Red Hat Enterprise Linux AppStream E4S (v. 8.0):

Source:
libvncserver-0.9.11-9.el8_0.3.src.rpm

ppc64le:
libvncserver-0.9.11-9.el8_0.3.ppc64le.rpm
libvncserver-debuginfo-0.9.11-9.el8_0.3.ppc64le.rpm
libvncserver-debugsource-0.9.11-9.el8_0.3.ppc64le.rpm

x86_64:
libvncserver-0.9.11-9.el8_0.3.i686.rpm
libvncserver-0.9.11-9.el8_0.3.x86_64.rpm
libvncserver-debuginfo-0.9.11-9.el8_0.3.i686.rpm
libvncserver-debuginfo-0.9.11-9.el8_0.3.x86_64.rpm
libvncserver-debugsource-0.9.11-9.el8_0.3.i686.rpm
libvncserver-debugsource-0.9.11-9.el8_0.3.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-2017-18922
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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8+67
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://www.redhat.com/mailman/listinfo/rhsa-announce