Denial of service in GStreamer

1) Out-of-bounds read

EUVDB-ID: #VU79771

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-5838

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in the gst_date_time_new_from_iso8601_string() function in gst/gstdatetime.c. A remote attacker can pass a malformed datetime string to the application, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

gstreamer: 1.1.1 - 1.10.2

External links

http://www.debian.org/security/2017/dsa-3822
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://access.redhat.com/errata/RHSA-2017:2060
http://bugzilla.gnome.org/show_bug.cgi?id=777263
http://gstreamer.freedesktop.org/releases/1.10/#1.10.3
http://security.gentoo.org/glsa/201705-10

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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