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Red Hat Enterprise Linux 8: RHSA-2021-4231 Moderate: libwebp Security Fix

red hat
Calendar Grey November 9, 2021
Dist Redhat Esm H88
A significant security patch for libwebp in Red Hat Enterprise Linux 8 addresses several vulnerabilities. Further information is available.
An update for libwebp is now available for Red Hat Enterprise Linux 8

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: out-of-bounds read in WebPMuxCreateInternal (CVE-2018-25009)
* libwebp: out-of-bounds read in ApplyFilter() (CVE-2018-25010)
* libwebp: out-of-bounds read in WebPMuxCreateInternal() (CVE-2018-25012)
* libwebp: out-of-bounds read in ShiftBytes() (CVE-2018-25013)
* libwebp: use of uninitialized value in ReadSymbol() (CVE-2018-25014)
* libwebp: out-of-bounds read in ChunkVerifyAndAssign() in mux/muxread.c (CVE-2020-36330)
* libwebp: out-of-bounds read in ChunkAssignData() in mux/muxinternal.c (CVE-2020-36331)
* libwebp: excessive memory allocation when reading a file (CVE-2020-36332)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate security issue update red hat enterprise linux out-of-bounds libwebp

References

https://access.redhat.com/security/cve/CVE-2018-25009 https://access.redhat.com/security/cve/CVE-2018-25010 https://access.redhat.com/security/cve/CVE-2018-25012 https://access.redhat.com/security/cve/CVE-2018-25013 https://access.redhat.com/security/cve/CVE-2018-25014 https://access.redhat.com/security/cve/CVE-2020-36330 https://access.redhat.com/security/cve/CVE-2020-36331 https://access.redhat.com/security/cve/CVE-2020-36332 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.5_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: libwebp-1.0.0-5.el8.src.rpm
aarch64: libwebp-1.0.0-5.el8.aarch64.rpm libwebp-debuginfo-1.0.0-5.el8.aarch64.rpm libwebp-debugsource-1.0.0-5.el8.aarch64.rpm libwebp-devel-1.0.0-5.el8.aarch64.rpm libwebp-java-debuginfo-1.0.0-5.el8.aarch64.rpm libwebp-tools-debuginfo-1.0.0-5.el8.aarch64.rpm
ppc64le: libwebp-1.0.0-5.el8.ppc64le.rpm libwebp-debuginfo-1.0.0-5.el8.ppc64le.rpm libwebp-debugsource-1.0.0-5.el8.ppc64le.rpm libwebp-devel-1.0.0-5.el8.ppc64le.rpm libwebp-java-debuginfo-1.0.0-5.el8.ppc64le.rpm libwebp-tools-debuginfo-1.0.0-5.el8.ppc64le.rpm
s390x: libwebp-1.0.0-5.el8.s390x.rpm libwebp-debuginfo-1.0.0-5.el8.s390x.rpm libwebp-debugsource-1.0.0-5.el8.s390x.rpm libwebp-devel-1.0.0-5.el8.s390x.rpm libwebp-java-debuginfo-1.0.0-5.el8.s390x.rpm libwebp-tools-debuginfo-1.0.0-5.el8.s390x.rpm
x86_64: libwebp-1.0.0-5.el8.i686.rpm libwebp-1.0.0-5.el8.x86_64.rpm libwebp-debuginfo-1.0.0-5.el8.i686.rpm libwebp-debuginfo-1.0.0-5.el8.x86_64.rpm libwebp-debugsource-1.0.0-5.el8.i686.rpm libwebp-debugsource-1.0.0-5.el8.x86_64.rpm libwebp-devel-1.0.0-5.el8.i686.rpm libwebp-devel-1.0.0-5.el8.x86_64.rpm libwebp-java-debuginfo-1.0.0-5.el8.i686.rpm libwebp-java-debuginfo-1.0.0-5.el8.x86_64.rpm libwebp-tools-debuginfo-1.0.0-5.el8.i686.rpm

Read the Full Advisory


Advisory ID: RHSA-2021:4231-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4231
Issue date: 2021-11-09

Topic

An update for libwebp is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate security issue update red hat enterprise linux out-of-bounds libwebp

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1956853 - CVE-2020-36330 libwebp: out-of-bounds read in ChunkVerifyAndAssign() in mux/muxread.c

1956856 - CVE-2020-36331 libwebp: out-of-bounds read in ChunkAssignData() in mux/muxinternal.c

1956868 - CVE-2020-36332 libwebp: excessive memory allocation when reading a file

1956917 - CVE-2018-25009 libwebp: out-of-bounds read in WebPMuxCreateInternal

1956918 - CVE-2018-25010 libwebp: out-of-bounds read in ApplyFilter()

1956922 - CVE-2018-25012 libwebp: out-of-bounds read in WebPMuxCreateInternal()

1956926 - CVE-2018-25013 libwebp: out-of-bounds read in ShiftBytes()

1956927 - CVE-2018-25014 libwebp: use of uninitialized value in ReadSymbol()

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