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

Synopsis:          Important: libvpx security update
Advisory ID:       RHSA-2023:5534-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:5534
Issue date:        2023-10-09
CVE Names:         CVE-2023-5217 CVE-2023-44488 
=====================================================================

1. Summary:

An update for libvpx is now available for Red Hat Enterprise Linux 8.2
Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications
Update Service, and Red Hat Enterprise Linux 8.2 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 AUS (v. 8.2) - x86_64
Red Hat Enterprise Linux AppStream E4S (v. 8.2) - ppc64le, x86_64
Red Hat Enterprise Linux AppStream TUS (v. 8.2) - x86_64

3. Description:

The libvpx packages provide the VP8 SDK, which allows the encoding and
decoding of the VP8 video codec, commonly used with the WebM multimedia
container file format.

Security Fix(es):

* libvpx: Heap buffer overflow in vp8 encoding in libvpx (CVE-2023-5217)

* libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)

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

After installing the update, all applications using libvpx must be
restarted for the changes to take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

2241191 - CVE-2023-5217 libvpx: Heap buffer overflow in vp8 encoding in libvpx
2241806 - CVE-2023-44488 libvpx: crash related to VP9 encoding in libvpx

6. Package List:

Red Hat Enterprise Linux AppStream AUS (v. 8.2):

Source:
libvpx-1.7.0-8.el8_2.src.rpm

x86_64:
libvpx-1.7.0-8.el8_2.i686.rpm
libvpx-1.7.0-8.el8_2.x86_64.rpm
libvpx-debuginfo-1.7.0-8.el8_2.i686.rpm
libvpx-debuginfo-1.7.0-8.el8_2.x86_64.rpm
libvpx-debugsource-1.7.0-8.el8_2.i686.rpm
libvpx-debugsource-1.7.0-8.el8_2.x86_64.rpm
libvpx-utils-debuginfo-1.7.0-8.el8_2.i686.rpm
libvpx-utils-debuginfo-1.7.0-8.el8_2.x86_64.rpm

Red Hat Enterprise Linux AppStream E4S (v. 8.2):

Source:
libvpx-1.7.0-8.el8_2.src.rpm

ppc64le:
libvpx-1.7.0-8.el8_2.ppc64le.rpm
libvpx-debuginfo-1.7.0-8.el8_2.ppc64le.rpm
libvpx-debugsource-1.7.0-8.el8_2.ppc64le.rpm
libvpx-utils-debuginfo-1.7.0-8.el8_2.ppc64le.rpm

x86_64:
libvpx-1.7.0-8.el8_2.i686.rpm
libvpx-1.7.0-8.el8_2.x86_64.rpm
libvpx-debuginfo-1.7.0-8.el8_2.i686.rpm
libvpx-debuginfo-1.7.0-8.el8_2.x86_64.rpm
libvpx-debugsource-1.7.0-8.el8_2.i686.rpm
libvpx-debugsource-1.7.0-8.el8_2.x86_64.rpm
libvpx-utils-debuginfo-1.7.0-8.el8_2.i686.rpm
libvpx-utils-debuginfo-1.7.0-8.el8_2.x86_64.rpm

Red Hat Enterprise Linux AppStream TUS (v. 8.2):

Source:
libvpx-1.7.0-8.el8_2.src.rpm

x86_64:
libvpx-1.7.0-8.el8_2.i686.rpm
libvpx-1.7.0-8.el8_2.x86_64.rpm
libvpx-debuginfo-1.7.0-8.el8_2.i686.rpm
libvpx-debuginfo-1.7.0-8.el8_2.x86_64.rpm
libvpx-debugsource-1.7.0-8.el8_2.i686.rpm
libvpx-debugsource-1.7.0-8.el8_2.x86_64.rpm
libvpx-utils-debuginfo-1.7.0-8.el8_2.i686.rpm
libvpx-utils-debuginfo-1.7.0-8.el8_2.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-2023-5217
https://access.redhat.com/security/cve/CVE-2023-44488
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 2023 Red Hat, Inc.
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