Alerts This Week
Warning Icon 1 923
Alerts This Week
Warning Icon 1 923

Red Hat Enterprise Linux 8: RHSA-2020-4629-01 Moderate: Libvpx Issues

red hat
Calendar Grey November 4, 2020
Dist Redhat Esm H88
New update released for libvpx on RHEL 8, classified as Moderate due to various security vulnerabilities.
An update for libvpx 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

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

Summary

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: Double free in ParseContentEncodingEntry() in mkvparser.cc (CVE-2019-2126)
* libvpx: Out of bounds read in vp8_norm table (CVE-2019-9232)
* libvpx: Resource exhaustion after memory leak in mkvparser.cc (CVE-2019-9371)
* libvpx: Use-after-free in vp8_deblock() in vp8/common/postproc.c (CVE-2019-9433)
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 8.3 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat Enterprise Linux double free out of bounds resource exhaustion libvpx

References

https://access.redhat.com/security/cve/CVE-2019-2126 https://access.redhat.com/security/cve/CVE-2019-9232 https://access.redhat.com/security/cve/CVE-2019-9371 https://access.redhat.com/security/cve/CVE-2019-9433 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: libvpx-1.7.0-8.el8.src.rpm
aarch64: libvpx-1.7.0-8.el8.aarch64.rpm libvpx-debuginfo-1.7.0-8.el8.aarch64.rpm libvpx-debugsource-1.7.0-8.el8.aarch64.rpm libvpx-utils-debuginfo-1.7.0-8.el8.aarch64.rpm
ppc64le: libvpx-1.7.0-8.el8.ppc64le.rpm libvpx-debuginfo-1.7.0-8.el8.ppc64le.rpm libvpx-debugsource-1.7.0-8.el8.ppc64le.rpm libvpx-utils-debuginfo-1.7.0-8.el8.ppc64le.rpm
s390x: libvpx-1.7.0-8.el8.s390x.rpm libvpx-debuginfo-1.7.0-8.el8.s390x.rpm libvpx-debugsource-1.7.0-8.el8.s390x.rpm libvpx-utils-debuginfo-1.7.0-8.el8.s390x.rpm
x86_64: libvpx-1.7.0-8.el8.i686.rpm libvpx-1.7.0-8.el8.x86_64.rpm libvpx-debuginfo-1.7.0-8.el8.i686.rpm libvpx-debuginfo-1.7.0-8.el8.x86_64.rpm libvpx-debugsource-1.7.0-8.el8.i686.rpm libvpx-debugsource-1.7.0-8.el8.x86_64.rpm libvpx-utils-debuginfo-1.7.0-8.el8.i686.rpm libvpx-utils-debuginfo-1.7.0-8.el8.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
aarch64: libvpx-debuginfo-1.7.0-8.el8.aarch64.rpm libvpx-debugsource-1.7.0-8.el8.aarch64.rpm libvpx-devel-1.7.0-8.el8.aarch64.rpm libvpx-utils-debuginfo-1.7.0-8.el8.aarch64.rpm
ppc64le: libvpx-debuginfo-1.7.0-8.el8.ppc64le.rpm libvpx-debugsource-1.7.0-8.el8.ppc64le.rpm libvpx-devel-1.7.0-8.el8.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:4629-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4629
Issue date: 2020-11-03

Topic

An update for libvpx 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 Red Hat Enterprise Linux double free out of bounds resource exhaustion libvpx

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64

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

Bugs Fixed

1788966 - CVE-2019-9232 libvpx: Out of bounds read in vp8_norm table

1788994 - CVE-2019-9433 libvpx: Use-after-free in vp8_deblock() in vp8/common/postproc.c

1789004 - CVE-2019-9371 libvpx: Resource exhaustion after memory leak in mkvparser.cc

1789008 - CVE-2019-2126 libvpx: Double free in ParseContentEncodingEntry() in mkvparser.cc

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here