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=====================================================================
Red Hat Security Advisory
Synopsis: Low: libwmf security and bug fix update
Advisory ID: RHSA-2020:3943-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3943
Issue date: 2020-09-29
CVE Names: CVE-2019-6978
=====================================================================
1. Summary:
An update for libwmf 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 Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
3. Description:
The libwmf packages provide a library for reading and converting Windows
Metafile Format (WMF) vector graphics. The library is used by applications
such as GIMP and ImageMagick.
Security Fix(es):
* gd: double free in the gdImage*Ptr in gd_gif_out.c, gd_jpeg.c, and
gd_wbmp.c (CVE-2019-6978)
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 7.9 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/):
1671390 - CVE-2019-6978 gd: Double free in the gdImage*Ptr in gd_gif_out.c,
gd_jpeg.c, and gd_wbmp.c
1840569 - bz1638365 broke libwmf utils
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
libwmf-0.2.8.4-44.el7.src.rpm
x86_64:
libwmf-0.2.8.4-44.el7.i686.rpm
libwmf-0.2.8.4-44.el7.x86_64.rpm
libwmf-debuginfo-0.2.8.4-44.el7.i686.rpm
libwmf-debuginfo-0.2.8.4-44.el7.x86_64.rpm
libwmf-lite-0.2.8.4-44.el7.i686.rpm
libwmf-lite-0.2.8.4-44.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
libwmf-debuginfo-0.2.8.4-44.el7.i686.rpm
libwmf-debuginfo-0.2.8.4-44.el7.x86_64.rpm
libwmf-devel-0.2.8.4-44.el7.i686.rpm
libwmf-devel-0.2.8.4-44.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
Source:
libwmf-0.2.8.4-44.el7.src.rpm
x86_64:
libwmf-0.2.8.4-44.el7.i686.rpm
libwmf-0.2.8.4-44.el7.x86_64.rpm
libwmf-debuginfo-0.2.8.4-44.el7.i686.rpm
libwmf-debuginfo-0.2.8.4-44.el7.x86_64.rpm
libwmf-devel-0.2.8.4-44.el7.i686.rpm
libwmf-devel-0.2.8.4-44.el7.x86_64.rpm
libwmf-lite-0.2.8.4-44.el7.i686.rpm
libwmf-lite-0.2.8.4-44.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
libwmf-0.2.8.4-44.el7.src.rpm
ppc64:
libwmf-debuginfo-0.2.8.4-44.el7.ppc.rpm
libwmf-debuginfo-0.2.8.4-44.el7.ppc64.rpm
libwmf-lite-0.2.8.4-44.el7.ppc.rpm
libwmf-lite-0.2.8.4-44.el7.ppc64.rpm
ppc64le:
libwmf-0.2.8.4-44.el7.ppc64le.rpm
libwmf-debuginfo-0.2.8.4-44.el7.ppc64le.rpm
libwmf-lite-0.2.8.4-44.el7.ppc64le.rpm
s390x:
libwmf-debuginfo-0.2.8.4-44.el7.s390.rpm
libwmf-debuginfo-0.2.8.4-44.el7.s390x.rpm
libwmf-lite-0.2.8.4-44.el7.s390.rpm
libwmf-lite-0.2.8.4-44.el7.s390x.rpm
x86_64:
libwmf-0.2.8.4-44.el7.i686.rpm
libwmf-0.2.8.4-44.el7.x86_64.rpm
libwmf-debuginfo-0.2.8.4-44.el7.i686.rpm
libwmf-debuginfo-0.2.8.4-44.el7.x86_64.rpm
libwmf-lite-0.2.8.4-44.el7.i686.rpm
libwmf-lite-0.2.8.4-44.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
libwmf-0.2.8.4-44.el7.ppc.rpm
libwmf-0.2.8.4-44.el7.ppc64.rpm
libwmf-debuginfo-0.2.8.4-44.el7.ppc.rpm
libwmf-debuginfo-0.2.8.4-44.el7.ppc64.rpm
libwmf-devel-0.2.8.4-44.el7.ppc.rpm
libwmf-devel-0.2.8.4-44.el7.ppc64.rpm
ppc64le:
libwmf-debuginfo-0.2.8.4-44.el7.ppc64le.rpm
libwmf-devel-0.2.8.4-44.el7.ppc64le.rpm
s390x:
libwmf-0.2.8.4-44.el7.s390.rpm
libwmf-0.2.8.4-44.el7.s390x.rpm
libwmf-debuginfo-0.2.8.4-44.el7.s390.rpm
libwmf-debuginfo-0.2.8.4-44.el7.s390x.rpm
libwmf-devel-0.2.8.4-44.el7.s390.rpm
libwmf-devel-0.2.8.4-44.el7.s390x.rpm
x86_64:
libwmf-debuginfo-0.2.8.4-44.el7.i686.rpm
libwmf-debuginfo-0.2.8.4-44.el7.x86_64.rpm
libwmf-devel-0.2.8.4-44.el7.i686.rpm
libwmf-devel-0.2.8.4-44.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
libwmf-0.2.8.4-44.el7.src.rpm
x86_64:
libwmf-0.2.8.4-44.el7.i686.rpm
libwmf-0.2.8.4-44.el7.x86_64.rpm
libwmf-debuginfo-0.2.8.4-44.el7.i686.rpm
libwmf-debuginfo-0.2.8.4-44.el7.x86_64.rpm
libwmf-lite-0.2.8.4-44.el7.i686.rpm
libwmf-lite-0.2.8.4-44.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
libwmf-debuginfo-0.2.8.4-44.el7.i686.rpm
libwmf-debuginfo-0.2.8.4-44.el7.x86_64.rpm
libwmf-devel-0.2.8.4-44.el7.i686.rpm
libwmf-devel-0.2.8.4-44.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-2019-6978
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_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 2020 Red Hat, Inc.
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