A mingw-OpenEXR security update has been released for Fedora 31.

SECURITY: Fedora 31 Update: mingw-OpenEXR-2.3.0-4.fc31

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Fedora Update Notification
FEDORA-2020-8394f7fd12
2020-07-11 01:03:04.330736
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Name : mingw-OpenEXR
Product : Fedora 31
Version : 2.3.0
Release : 4.fc31
URL :   http://www.openexr.com/
Summary : MinGW Windows OpenEXR library
Description :
MinGW Windows OpenEXR library.

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Update Information:

Backport patches for CVE-2020-15306, CVE-2020-15305, CVE-2020-15304
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ChangeLog:

* Wed Jul 1 2020 Sandro Mani - 2.3.0-4
- Backport patches for CVE-2020-15306, CVE-2020-15304
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References:

[ 1 ] Bug #1852007 - CVE-2020-15306 mingw-OpenEXR: OpenEXR: Invalid chunkCount attributes could cause a heap buffer overflow in getChunkOffsetTableSize() in IlmImf/ImfMisc.cpp [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1852007
[ 2 ] Bug #1852013 - CVE-2020-15305 mingw-OpenEXR: OpenEXR: Invalid input could cause a use-after-free in DeepScanLineInputFile::DeepScanLineInputFile() in IlmImf/ImfDeepScanLineInputFile.cpp [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1852013
[ 3 ] Bug #1852017 - CVE-2020-15304 mingw-OpenEXR: OpenEXR: An invalid tiled input file could cause invalid memory access in TiledInputFile::TiledInputFile() in IlmImf/ImfTiledInputFile.cpp [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1852017
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2020-8394f7fd12' 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

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys