CVE-2017-5843: Use After Free
First published: Mon Feb 06 2017(Updated: )
Multiple use-after-free vulnerabilities in the (1) gst_mini_object_unref, (2) gst_tag_list_unref, and (3) gst_mxf_demux_update_essence_tracks functions in GStreamer before 1.10.3 allow remote attackers to cause a denial of service (crash) via vectors involving stream tags, as demonstrated by 02785736.mxf.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/gstreamer1-plugins-bad-free | <1.10.3 | 1.10.3 |
| GStreamer | <=1.10.2 |
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Reference Links
- http://www.debian.org/security/2017/dsa-3818
- http://www.openwall.com/lists/oss-security/2017/02/01/7
- http://www.openwall.com/lists/oss-security/2017/02/02/9
- http://www.securityfocus.com/bid/96001
- https://access.redhat.com/errata/RHSA-2017:2060
- https://bugzilla.gnome.org/show_bug.cgi?id=777503
- https://gstreamer.freedesktop.org/releases/1.10/#1.10.3
- https://lists.debian.org/debian-lts-announce/2020/03/msg00038.html
- https://security.gentoo.org/glsa/201705-10
- https://github.com/GStreamer/gst-plugins-bad/commit/08723e6
- http://seclists.org/oss-sec/2017/q1/284
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1419618
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1419616
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1419614
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1419617
- https://bugzilla.redhat.com/show_bug.cgi?id=1419592
Frequently Asked Questions
What are the main vulnerabilities associated with CVE-2017-5843?
CVE-2017-5843 includes multiple use-after-free vulnerabilities in functions related to GStreamer that can lead to denial of service via stream tags.
What is the severity of CVE-2017-5843?
CVE-2017-5843 is considered a serious vulnerability due to its potential to cause crashes and service disruptions.
How do I fix CVE-2017-5843?
To fix CVE-2017-5843, update GStreamer to version 1.10.3 or later.
Which versions of GStreamer are affected by CVE-2017-5843?
CVE-2017-5843 affects GStreamer versions prior to 1.10.3.
Can CVE-2017-5843 be exploited remotely?
Yes, CVE-2017-5843 can be exploited remotely by attackers through specially crafted stream tags.
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