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Vulnerability record · CVE-2016-9636 · published 27 January 2017

CVE-2016-9636: Gstreamer memory buffer overflow vulnerability

Gstreamer · Gstreamer

Heap-based buffer overflow in the flx_decode_delta_fli function in gst/flx/gstflxdec.c in the FLIC decoder in GStreamer before 1.10.2 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by providing a 'write count' that goes beyond the initialized buffer.

9.8 CVSS 3.0 Critical EPSS 8.9% · top 4.9% CWE-119 · Memory buffer overflow
9.8CVSS 3.0 base score, v2 7.5
8.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
22References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in the flx_decode_delta_fli function in gst/flx/gstflxdec.c in the FLIC decoder in GStreamer before 1.10.2 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by providing a 'write count' that goes beyond the initialized buffer.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

6 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://rhn.redhat.com/errata/RHSA-2016-2975.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0019.html
http://rhn.redhat.com/errata/RHSA-2017-0020.html
http://www.debian.org/security/2016/dsa-3723 Third Party Advisory
http://www.debian.org/security/2016/dsa-3724 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/11/24/2 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/94499 Third Party AdvisoryVDB Entry
https://bugzilla.gnome.org/show_bug.cgi?id=774834 Issue Tracking
https://gstreamer.freedesktop.org/releases/1.10/#1.10.2 Release NotesVendor Advisory
https://scarybeastsecurity.blogspot.com/2016/11/0day-exploit-advancing-exploitation.html ExploitTechnical Description
https://security.gentoo.org/glsa/201705-10
http://rhn.redhat.com/errata/RHSA-2016-2975.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0019.html
http://rhn.redhat.com/errata/RHSA-2017-0020.html
http://www.debian.org/security/2016/dsa-3723 Third Party Advisory
http://www.debian.org/security/2016/dsa-3724 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/11/24/2 Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/94499 Third Party AdvisoryVDB Entry
https://bugzilla.gnome.org/show_bug.cgi?id=774834 Issue Tracking
https://gstreamer.freedesktop.org/releases/1.10/#1.10.2 Release NotesVendor Advisory
https://scarybeastsecurity.blogspot.com/2016/11/0day-exploit-advancing-exploitation.html ExploitTechnical Description
https://security.gentoo.org/glsa/201705-10

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Source: NIST National Vulnerability Database (record CVE-2016-9636), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.