Fedora 33 FEDORA-2021-8917c5d9d2 Critical: Exiv2 Info Leak & DoS

A command line utility to access image metadata, allowing one to:

* print the Exif metadata of Jpeg images as summary info, interpreted values,

or the plain data for each tag

* print the Iptc metadata of Jpeg images

* print the Jpeg comment of Jpeg images

* set, add and delete Exif and Iptc metadata of Jpeg images

* adjust the Exif timestamp (that's how it all started...)

* rename Exif image files according to the Exif timestamp

* extract, insert and delete Exif metadata (including thumbnails),

Iptc metadata and Jpeg comments

Fix security issues.

* Tue May 25 2021 Jan Grulich - 0.27.3-6

- CVE-2021-29623 exiv2: a read of uninitialized memory may lead to information leak

CVE-2021-32617 exiv2: DoS due to quadratic complexity in ProcessUTF8Portion

[ 1 ] Bug #1961652 - CVE-2021-29623 exiv2: a read of uninitialized memory may lead to information leak [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1961652

[ 2 ] Bug #1961692 - CVE-2021-32617 exiv2: DoS due to quadratic complexity in ProcessUTF8Portion [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1961692

su -c 'dnf upgrade --advisory FEDORA-2021-8917c5d9d2' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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