CVE-2019-12874: Double Free
First published: Tue Jun 18 2019(Updated: )
An issue was discovered in zlib_decompress_extra in modules/demux/mkv/util.cpp in VideoLAN VLC media player 3.x through 3.0.7. The Matroska demuxer, while parsing a malformed MKV file type, has a double free.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Videolan Vlc Media Player | >=3.0.0<=3.0.7 | |
| debian/vlc | 3.0.21-0+deb11u1 3.0.21-0+deb12u1 3.0.21-2 |
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Reference Links
- http://git.videolan.org/?p=vlc.git;a=commit;h=81023659c7de5ac2637b4a879195efef50846102
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00037.html
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00040.html
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00081.html
- http://www.securityfocus.com/bid/108882
- https://security.gentoo.org/glsa/201908-23
- https://usn.ubuntu.com/4074-1/
- https://launchpad.net/bugs/cve/CVE-2019-12874
- http://git.videolan.org/?p=vlc.git%3Ba=commit%3Bh=81023659c7de5ac2637b4a879195efef50846102
- https://lists.debian.org/debian-security-announce/2018/msg00130.html)
- https://git.videolan.org/?p=vlc.git;a=commit;h=81023659c7de5ac2637b4a879195efef50846102
- https://security-tracker.debian.org/tracker/CVE-2019-12874
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12874
- https://nvd.nist.gov/vuln/detail/CVE-2019-12874
- https://ubuntu.com/security/CVE-2019-12874
Frequently Asked Questions
What is CVE-2019-12874?
CVE-2019-12874 is a vulnerability in VideoLAN VLC media player 3.x through 3.0.7 that allows for a double free when parsing a malformed MKV file type.
How severe is CVE-2019-12874?
CVE-2019-12874 has a severity rating of 9.8 (critical).
What is the affected software?
The affected software includes VideoLAN VLC media player versions 3.x through 3.0.7 and some Ubuntu and Debian packages.
How can I fix CVE-2019-12874?
To fix CVE-2019-12874, you should update your VideoLAN VLC media player to version 3.0.7.1 or higher, or apply the recommended updates for the affected Ubuntu and Debian packages.
Where can I find more information about CVE-2019-12874?
You can find more information about CVE-2019-12874 at the references provided: http://git.videolan.org/?p=vlc.git;a=commit;h=81023659c7de5ac2637b4a879195efef50846102, http://www.securityfocus.com/bid/108882, and https://usn.ubuntu.com/4074-1/
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