Out-of-bounds read in GStreamer gst-plugins-bad1

1) Out-of-bounds read

EUVDB-ID: #VU32097

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-5846

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local non-authenticated attacker to perform a denial of service (DoS) attack.

The gst_asf_demux_process_ext_stream_props function in gst/asfdemux/gstasfdemux.c in gst-plugins-ugly in GStreamer before 1.10.3 allows remote attackers to cause a denial of service (invalid memory read and crash) via vectors related to the number of languages in a video file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

gst-plugins-bad1: 1.0.2 - 1.10.4

External links

http://www.debian.org/security/2017/dsa-3821
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
http://bugzilla.gnome.org/show_bug.cgi?id=777937
http://gstreamer.freedesktop.org/releases/1.10/#1.10.3
http://lists.debian.org/debian-lts-announce/2020/05/msg00030.html
http://security.gentoo.org/glsa/201705-10

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.