Fedora 44 mingw-openexr Vulnerability and Memory Disclosure Update
fedora
April 25, 2026
Update to 3.4.9
Summary
MinGW Windows openexr library.
Update Information:
Update to 3.4.9. Update to 3.4.8.
Change Log
* Fri Apr 3 2026 Sandro Mani
References
[ 1 ] Bug #2454224 - CVE-2026-34543 mingw-openexr: OpenEXR: Information disclosure via malicious EXR file [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2454224
[ 2 ] Bug #2454227 - CVE-2026-34544 mingw-openexr: OpenEXR: Memory corruption and Denial of Service via crafted EXR file processing [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2454227
[ 3 ] Bug #2454940 - mingw-openexr-3.4.9 is available
https://bugzilla.redhat.com/show_bug.cgi?id=2454940
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-11097124bf' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
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Name: mingw-openexr
Product: Fedora 44
Version: 3.4.9
Release: 1.fc44
Summary: MinGW Windows openexr library
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