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

Synopsis:          Low: advancecomp security update
Advisory ID:       RHSA-2019:2332-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:2332
Issue date:        2019-08-06
CVE Names:         CVE-2019-8379 CVE-2019-8383 
=====================================================================

1. Summary:

An update for advancecomp is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact
of Low. 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 Server Optional (v. 7) - ppc64le, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

3. Description:

AdvanceCOMP is a set of recompression utilities for .PNG, .MNG and .ZIP
files.

Security Fix(es):

* advancecomp: null pointer dereference in function be_uint32_read() in
endianrw.h (CVE-2019-8379)

* advancecomp: denial of service in function adv_png_unfilter_8 in
lib/png.c (CVE-2019-8383)

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 7.7 Release Notes linked from 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/):

1708561 - CVE-2019-8379 advancecomp: null pointer dereference in function
 be_uint32_read() in endianrw.h
1708563 - CVE-2019-8383 advancecomp: denial of service in function
 adv_png_unfilter_8 in lib/png.c

6. Package List:

Red Hat Enterprise Linux Server Optional (v. 7):

Source:
advancecomp-1.15-21.el7.src.rpm

ppc64le:
advancecomp-1.15-21.el7.ppc64le.rpm
advancecomp-debuginfo-1.15-21.el7.ppc64le.rpm

x86_64:
advancecomp-1.15-21.el7.x86_64.rpm
advancecomp-debuginfo-1.15-21.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

Source:
advancecomp-1.15-21.el7.src.rpm

x86_64:
advancecomp-1.15-21.el7.x86_64.rpm
advancecomp-debuginfo-1.15-21.el7.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-2019-8379
https://access.redhat.com/security/cve/CVE-2019-8383
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index

8. Contact:

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

Copyright 2019 Red Hat, Inc.
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