Heap-based buffer overflow in gst-plugins-good1 (Alpine package)

1) Heap-based buffer overflow

EUVDB-ID: #VU32112

Risk: High

CVSSv3.1: 8.5 [AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-9634

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in 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. A remote attacker can use the start_line parameter. to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

gst-plugins-good1 (Alpine package): 1.8.1-r1 - 1.8.1-r3

External links

http://git.alpinelinux.org/aports/commit/?id=3571afbf18131cb6b65d4853100186bd34843820
http://git.alpinelinux.org/aports/commit/?id=126b7fb34316979070ba2441c8ea4cb401bf3621
http://git.alpinelinux.org/aports/commit/?id=65a9c6cbf0d7b61eb2ac4941fc9e20ed1316638e
http://git.alpinelinux.org/aports/commit/?id=05b1347bb9070f0dbeb6d7625a91d2b22ac35eaf

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.