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Red Hat 8: RHSA-2020-2897:01 Important: jbig2dec Buffer Overflow

red hat
Calendar Grey July 13, 2020
Dist Redhat Esm H88
Significant jbig2dec patch resolves buffer overflow issue for Red Hat Enterprise Linux 8, classified as Important risk level.
An update for jbig2dec 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

jbig2dec is a decoder implementation of the JBIG2 image compression format.
Security Fix(es):
* jbig2dec: heap-based buffer overflow in jbig2_image_compose in jbig2_image.c (CVE-2020-12268)
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 Red Hat update buffer overflow security fix important jbig2dec

References

https://access.redhat.com/security/cve/CVE-2020-12268 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: jbig2dec-0.14-4.el8_2.src.rpm
aarch64: jbig2dec-debuginfo-0.14-4.el8_2.aarch64.rpm jbig2dec-debugsource-0.14-4.el8_2.aarch64.rpm jbig2dec-libs-0.14-4.el8_2.aarch64.rpm jbig2dec-libs-debuginfo-0.14-4.el8_2.aarch64.rpm
ppc64le: jbig2dec-debuginfo-0.14-4.el8_2.ppc64le.rpm jbig2dec-debugsource-0.14-4.el8_2.ppc64le.rpm jbig2dec-libs-0.14-4.el8_2.ppc64le.rpm jbig2dec-libs-debuginfo-0.14-4.el8_2.ppc64le.rpm
s390x: jbig2dec-debuginfo-0.14-4.el8_2.s390x.rpm jbig2dec-debugsource-0.14-4.el8_2.s390x.rpm jbig2dec-libs-0.14-4.el8_2.s390x.rpm jbig2dec-libs-debuginfo-0.14-4.el8_2.s390x.rpm
x86_64: jbig2dec-debuginfo-0.14-4.el8_2.i686.rpm jbig2dec-debuginfo-0.14-4.el8_2.x86_64.rpm jbig2dec-debugsource-0.14-4.el8_2.i686.rpm jbig2dec-debugsource-0.14-4.el8_2.x86_64.rpm jbig2dec-libs-0.14-4.el8_2.i686.rpm jbig2dec-libs-0.14-4.el8_2.x86_64.rpm jbig2dec-libs-debuginfo-0.14-4.el8_2.i686.rpm jbig2dec-libs-debuginfo-0.14-4.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/


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:2897-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2897
Issue date: 2020-07-13

Topic

An update for jbig2dec is now available for Red Hat Enterprise Linux 8.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 Red Hat update buffer overflow security fix important jbig2dec

Relevant Releases Architectures

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

Bugs Fixed

1848518 - CVE-2020-12268 jbig2dec: heap-based buffer overflow in jbig2_image_compose in jbig2_image.c

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