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Red Hat Security Advisory 2020-3043-01

Red Hat Security Advisory 2020-3043-01
Posted Jul 21, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-3043-01 - jbig2dec is a decoder implementation of the JBIG2 image compression format. Issues addressed include a buffer overflow vulnerability.

tags | advisory, overflow
systems | linux, redhat
advisories | CVE-2020-12268
SHA-256 | 067ef44e3b06291d5fe4c4191a0ba3f97693cc4dc0c8ec2b43f12a3abdc19e6e

Red Hat Security Advisory 2020-3043-01

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====================================================================
Red Hat Security Advisory

Synopsis: Important: jbig2dec security update
Advisory ID: RHSA-2020:3043-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3043
Issue date: 2020-07-21
CVE Names: CVE-2020-12268
====================================================================
1. Summary:

An update for jbig2dec is now available for Red Hat Enterprise Linux 8.0
Update Services for SAP Solutions.

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 E4S (v. 8.0) - aarch64, ppc64le, s390x, x86_64

3. Description:

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.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

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

6. Package List:

Red Hat Enterprise Linux AppStream E4S (v. 8.0):

Source:
jbig2dec-0.14-4.el8_0.src.rpm

aarch64:
jbig2dec-debuginfo-0.14-4.el8_0.aarch64.rpm
jbig2dec-debugsource-0.14-4.el8_0.aarch64.rpm
jbig2dec-libs-0.14-4.el8_0.aarch64.rpm
jbig2dec-libs-debuginfo-0.14-4.el8_0.aarch64.rpm

ppc64le:
jbig2dec-debuginfo-0.14-4.el8_0.ppc64le.rpm
jbig2dec-debugsource-0.14-4.el8_0.ppc64le.rpm
jbig2dec-libs-0.14-4.el8_0.ppc64le.rpm
jbig2dec-libs-debuginfo-0.14-4.el8_0.ppc64le.rpm

s390x:
jbig2dec-debuginfo-0.14-4.el8_0.s390x.rpm
jbig2dec-debugsource-0.14-4.el8_0.s390x.rpm
jbig2dec-libs-0.14-4.el8_0.s390x.rpm
jbig2dec-libs-debuginfo-0.14-4.el8_0.s390x.rpm

x86_64:
jbig2dec-debuginfo-0.14-4.el8_0.i686.rpm
jbig2dec-debuginfo-0.14-4.el8_0.x86_64.rpm
jbig2dec-debugsource-0.14-4.el8_0.i686.rpm
jbig2dec-debugsource-0.14-4.el8_0.x86_64.rpm
jbig2dec-libs-0.14-4.el8_0.i686.rpm
jbig2dec-libs-0.14-4.el8_0.x86_64.rpm
jbig2dec-libs-debuginfo-0.14-4.el8_0.i686.rpm
jbig2dec-libs-debuginfo-0.14-4.el8_0.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/

7. References:

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

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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