Fedora: 2020-8394f7fd12 Moderate: mingw-OpenEXR Memory Access Risks

MinGW Windows OpenEXR library.

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

* Wed Jul 1 2020 Sandro Mani - 2.3.0-4

- Backport patches for CVE-2020-15306, CVE-2020-15304

[ 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

su -c 'dnf upgrade --advisory FEDORA-2020-8394f7fd12' at the command

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

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

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/security/

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