[RHSA-2023:5204-01] Important: libwebp security update
==================================================================== Red Hat Security Advisory
Synopsis: Important: libwebp security update
Advisory ID: RHSA-2023:5204-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:5204
Issue date: 2023-09-18
CVE Names: CVE-2023-4863
An update for libwebp is now available for Red Hat Enterprise Linux 9.0
Extended Update Support.
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 EUS (v.9.0) - aarch64, ppc64le, s390x, x86_64
The libwebp packages provide a library and tools for the WebP graphics
format. WebP is an image format with a lossy compression of digital
photographic images. WebP consists of a codec based on the VP8 format, and
a container based on the Resource Interchange File Format (RIFF).
Webmasters, web developers and browser developers can use WebP to compress,
archive, and distribute digital images more efficiently.
* libwebp: Heap buffer overflow in WebP Codec (CVE-2023-4863)
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.
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
5. Bugs fixed ( https://bugzilla.redhat.com/):
2238431 - CVE-2023-4863 libwebp: Heap buffer overflow in WebP Codec
6. Package List:
Red Hat Enterprise Linux AppStream EUS (v.9.0):
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
The Red Hat security contact is [firstname.lastname@example.org]. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2023 Red Hat, Inc.
A libwebp security update has been released for Red Hat Enterprise Linux 9.0.