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

Synopsis:          Important: qt5-qtimageformats security update
Advisory ID:       RHSA-2021:2328-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:2328
Issue date:        2021-06-08
Cross references:  1961742 1961743 1961744 1961745
CVE Names:         CVE-2018-25011 CVE-2018-25014 CVE-2020-36328 
                   CVE-2020-36329 
=====================================================================

1. Summary:

An update for qt5-qtimageformats is now available for Red Hat Enterprise
Linux 7.

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 Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - noarch
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch

3. Description:

The Qt Image Formats in an add-on module for the core Qt Gui library that
provides support for additional image formats including MNG, TGA, TIFF,
WBMP, and WebP.

Security Fix(es):

* libwebp: heap-based buffer overflow in PutLE16() (CVE-2018-25011)

* libwebp: use of uninitialized value in ReadSymbol() (CVE-2018-25014)

* libwebp: heap-based buffer overflow in WebPDecode*Into functions
(CVE-2020-36328)

* libwebp: use-after-free in EmitFancyRGB() in dec/io_dec.c
(CVE-2020-36329)

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/):

1956829 - CVE-2020-36328 libwebp: heap-based buffer overflow in WebPDecode*Into functions
1956843 - CVE-2020-36329 libwebp: use-after-free in EmitFancyRGB() in dec/io_dec.c
1956919 - CVE-2018-25011 libwebp: heap-based buffer overflow in PutLE16()
1956927 - CVE-2018-25014 libwebp: use of uninitialized value in ReadSymbol()

6. Package List:

Red Hat Enterprise Linux Server (v. 7):

Source:
qt5-qtimageformats-5.9.7-2.el7_9.src.rpm

ppc64:
qt5-qtimageformats-5.9.7-2.el7_9.ppc.rpm
qt5-qtimageformats-5.9.7-2.el7_9.ppc64.rpm
qt5-qtimageformats-debuginfo-5.9.7-2.el7_9.ppc.rpm
qt5-qtimageformats-debuginfo-5.9.7-2.el7_9.ppc64.rpm

ppc64le:
qt5-qtimageformats-5.9.7-2.el7_9.ppc64le.rpm
qt5-qtimageformats-debuginfo-5.9.7-2.el7_9.ppc64le.rpm

s390x:
qt5-qtimageformats-5.9.7-2.el7_9.s390.rpm
qt5-qtimageformats-5.9.7-2.el7_9.s390x.rpm
qt5-qtimageformats-debuginfo-5.9.7-2.el7_9.s390.rpm
qt5-qtimageformats-debuginfo-5.9.7-2.el7_9.s390x.rpm

x86_64:
qt5-qtimageformats-5.9.7-2.el7_9.i686.rpm
qt5-qtimageformats-5.9.7-2.el7_9.x86_64.rpm
qt5-qtimageformats-debuginfo-5.9.7-2.el7_9.i686.rpm
qt5-qtimageformats-debuginfo-5.9.7-2.el7_9.x86_64.rpm

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

noarch:
qt5-qtimageformats-doc-5.9.7-2.el7_9.noarch.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
qt5-qtimageformats-5.9.7-2.el7_9.src.rpm

x86_64:
qt5-qtimageformats-5.9.7-2.el7_9.i686.rpm
qt5-qtimageformats-5.9.7-2.el7_9.x86_64.rpm
qt5-qtimageformats-debuginfo-5.9.7-2.el7_9.i686.rpm
qt5-qtimageformats-debuginfo-5.9.7-2.el7_9.x86_64.rpm

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

noarch:
qt5-qtimageformats-doc-5.9.7-2.el7_9.noarch.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-2018-25011
https://access.redhat.com/security/cve/CVE-2018-25014
https://access.redhat.com/security/cve/CVE-2020-36328
https://access.redhat.com/security/cve/CVE-2020-36329
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 2021 Red Hat, Inc.
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