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Ubuntu 20.04: UBUNTU-2021-2e4d893e54 High: libexample Heap Corruption

fedora
Calendar Grey April 5, 2021
Dist Fedora Esm H88
An update for libmediainfo in Fedora fixes a severe buffer overflow vulnerability. For installation guidance, utilize DNF.
Update mediainfo.

Summary

This package contains the shared library for MediaInfo.

MediaInfo supplies technical and tag information about a video or

audio file.

What information can I get from MediaInfo?

* General: title, author, director, album, track number, date, duration...

* Video: codec, aspect, fps, bitrate...

* Audio: codec, sample rate, channels, language, bitrate...

* Text: language of subtitle

* Chapters: number of chapters, list of chapters

DivX, XviD, H263, H.263, H264, x264, ASP, AVC, iTunes, MPEG-1,

MPEG1, MPEG-2, MPEG2, MPEG-4, MPEG4, MP4, M4A, M4V, QuickTime,

RealVideo, RealAudio, RA, RM, MSMPEG4v1, MSMPEG4v2, MSMPEG4v3,

VOB, DVD, WMA, VMW, ASF, 3GP, 3GPP, 3GP2

What format (container) does MediaInfo support?

* Video: MKV, OGM, AVI, DivX, WMV, QuickTime, Real, MPEG-1,

MPEG-2, MPEG-4, DVD (VOB) (Codecs: DivX, XviD, MSMPEG4, ASP,

H.264, AVC...)

* Audio: OGG, MP3, WAV, RA, AC3, DTS, AAC, M4A, AU, AIFF

* Subtitles: SRT, SSA, ASS, SAMI

Update mediainfo.

* Sun Mar 28 2021 Vasiliy N. Glazov - 21.03-1

- Update to 21.03

* Tue Jan 26 2021 Fedora Release Engineering - 20.09-2

- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild

[ 1 ] Bug #1940984 - CVE-2020-26797 mediainfo: heap-based buffer overflow via MediaInfoLib::File_Gxf::ChooseParser_ChannelGrouping [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1940984

[ 2 ] Bug #1940986 - CVE-2020-26797 libmediainfo: mediainfo: heap-based buffer overflow via MediaInfoLib::File_Gxf::ChooseParser_ChannelGrouping [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1940986

su -c 'dnf upgrade --advisory FEDORA-2021-3b67623d93' 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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Change Log

References

Update Instructions

Product: Fedora 33
Version: 21.03
Release: 1.fc33
Summary: Library for supplies technical and tag information about a video or audio file

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