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Red Hat Enterprise Linux 7: RHSA-2021-2260-01 Critical Libwebp Update

red hat
Calendar Grey June 7, 2021
Dist Redhat Esm H88
Canonical releases a vital security update for libwebp, tackling significant vulnerabilities and offering instructions for effective remediation.
An update for libwebp is now available for Red Hat Enterprise Linux 7

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

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.
Security Fix(es):
* libwebp: heap-based buffer overflow in PutLE16() (CVE-2018-25011)
* libwebp: heap-based buffer overflow in WebPDecode*Into functions (CVE-2020-36328)
* libwebp: use-after-free in EmitFancyRGB() in dec/io_dec.c (CVE-2020-36329)
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.

Topics%20covered

Topics Covered

security advisory buffer overflow critical Red Hat Enterprise Linux important heap overflow libwebp update

References

https://access.redhat.com/security/cve/CVE-2018-25011 https://access.redhat.com/security/cve/CVE-2020-36328 https://access.redhat.com/security/cve/CVE-2020-36329 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: libwebp-0.3.0-10.el7_9.src.rpm
x86_64: libwebp-0.3.0-10.el7_9.i686.rpm libwebp-0.3.0-10.el7_9.x86_64.rpm libwebp-debuginfo-0.3.0-10.el7_9.i686.rpm libwebp-debuginfo-0.3.0-10.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: libwebp-debuginfo-0.3.0-10.el7_9.i686.rpm libwebp-debuginfo-0.3.0-10.el7_9.x86_64.rpm libwebp-devel-0.3.0-10.el7_9.i686.rpm libwebp-devel-0.3.0-10.el7_9.x86_64.rpm libwebp-java-0.3.0-10.el7_9.x86_64.rpm libwebp-tools-0.3.0-10.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: libwebp-0.3.0-10.el7_9.src.rpm
x86_64: libwebp-0.3.0-10.el7_9.i686.rpm libwebp-0.3.0-10.el7_9.x86_64.rpm libwebp-debuginfo-0.3.0-10.el7_9.i686.rpm libwebp-debuginfo-0.3.0-10.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: libwebp-debuginfo-0.3.0-10.el7_9.i686.rpm libwebp-debuginfo-0.3.0-10.el7_9.x86_64.rpm libwebp-devel-0.3.0-10.el7_9.i686.rpm libwebp-devel-0.3.0-10.el7_9.x86_64.rpm libwebp-java-0.3.0-10.el7_9.x86_64.rpm libwebp-tools-0.3.0-10.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: libwebp-0.3.0-10.el7_9.src.rpm
ppc64: libwebp-0.3.0-10.el7_9.ppc.rpm libwebp-0.3.0-10.el7_9.ppc64.rpm libwebp-debuginfo-0.3.0-10.el7_9.ppc.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:2260-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2260
Issue date: 2021-06-07

Topic

An update for libwebp is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory buffer overflow critical Red Hat Enterprise Linux important heap overflow libwebp update

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1956829 - CVE-2020-36328 libwebp: heap-based buffer overflow in WebPDecode*Into functions

1956843 - CVE-2020-36329 libwebp: use-after-free in EmitFancyRGB() in dec/io_dec.c

1956919 - CVE-2018-25011 libwebp: heap-based buffer overflow in PutLE16()

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