Moderate: exiv2 security, bug fix, and enhancement update

Topic

An update for exiv2 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.

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.

The following packages have been upgraded to a later upstream version: exiv2 (0.27.5). (BZ#2018422)

Security Fix(es):

• exiv2: stack exhaustion issue in the printIFDStructure function may lead to DoS (CVE-2020-18898)

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 8.6 Release Notes linked from the References section.

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

Affected Products

• Red Hat CodeReady Linux Builder for IBM z Systems 8 s390x

Fixes

• BZ - 2002678 - CVE-2020-18898 exiv2: stack exhaustion issue in the printIFDStructure function may lead to DoS
• BZ - 2018422 - Rebase Exiv2 to 0.27.5

CVEs

• CVE-2020-18898

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.6_release_notes/