Ubuntu update for gstreamer1.0

1) Out-of-bounds read

EUVDB-ID: #VU79771

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

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

Update the affected package gstreamer1.0 to the latest version.

Vulnerable software versions

Ubuntu: 16.04

libgstreamer1.0-0 (Ubuntu package): before Ubuntu Pro

gstreamer1.0-tools (Ubuntu package): before Ubuntu Pro

CPE2.3

• cpe:2.3:o:canonical:ubuntu:16.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:libgstreamer1.0-0_ubuntu_package:*:*:*:*:*:ubuntu:*:*
• cpe:2.3:o:canonical:gstreamer1.0-tools_ubuntu_package:*:*:*:*:*:ubuntu:*:*

External links

http://ubuntu.com/security/notices/USN-6291-1

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.