Sigurnosni nedostatak programskog paketa libwmf

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by - 30. rujna 2020.0

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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

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

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/

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