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

Synopsis:          Moderate: compat-exiv2-026 security update
Advisory ID:       RHSA-2021:4319-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4319
Issue date:        2021-11-09
CVE Names:         CVE-2021-31292 CVE-2021-37618 CVE-2021-37619
====================================================================
1. Summary:

An update for compat-exiv2-026 is now available for Red Hat Enterprise
Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Moderate. 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 (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

Exiv2 is a C++ library to access image metadata, supporting read and write
access to the Exif, IPTC and XMP metadata, Exif MakerNote support, extract
and delete methods for Exif thumbnails, classes to access Ifd, and support
for various image formats.

Security Fix(es):

* exiv2: Integer overflow in CrwMap:encode0x1810 leading to heap-based
buffer overflow and DoS (CVE-2021-31292)

* exiv2: Out-of-bounds read in Exiv2::Jp2Image::printStructure
(CVE-2021-37618)

* exiv2: Out-of-bounds read in Exiv2::Jp2Image::encodeJp2Header
(CVE-2021-37619)

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 8.5 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/):

1990330 - CVE-2021-31292 exiv2: Integer overflow in CrwMap:encode0x1810 leading to heap-based buffer overflow and DoS
1992165 - CVE-2021-37618 exiv2: Out-of-bounds read in Exiv2::Jp2Image::printStructure
1992174 - CVE-2021-37619 exiv2: Out-of-bounds read in Exiv2::Jp2Image::encodeJp2Header

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
compat-exiv2-026-0.26-6.el8.src.rpm

aarch64:
compat-exiv2-026-0.26-6.el8.aarch64.rpm
compat-exiv2-026-debuginfo-0.26-6.el8.aarch64.rpm
compat-exiv2-026-debugsource-0.26-6.el8.aarch64.rpm

ppc64le:
compat-exiv2-026-0.26-6.el8.ppc64le.rpm
compat-exiv2-026-debuginfo-0.26-6.el8.ppc64le.rpm
compat-exiv2-026-debugsource-0.26-6.el8.ppc64le.rpm

s390x:
compat-exiv2-026-0.26-6.el8.s390x.rpm
compat-exiv2-026-debuginfo-0.26-6.el8.s390x.rpm
compat-exiv2-026-debugsource-0.26-6.el8.s390x.rpm

x86_64:
compat-exiv2-026-0.26-6.el8.i686.rpm
compat-exiv2-026-0.26-6.el8.x86_64.rpm
compat-exiv2-026-debuginfo-0.26-6.el8.i686.rpm
compat-exiv2-026-debuginfo-0.26-6.el8.x86_64.rpm
compat-exiv2-026-debugsource-0.26-6.el8.i686.rpm
compat-exiv2-026-debugsource-0.26-6.el8.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-2021-31292
https://access.redhat.com/security/cve/CVE-2021-37618
https://access.redhat.com/security/cve/CVE-2021-37619
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/

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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