Out-of-bounds read in gst-plugins-good1 (Alpine package)



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-5840
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 gst-plugins-good1 (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU31991

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-2017-5840

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary error in the qtdemux_parse_samples function in gst/isomp4/qtdemux.c in gst-plugins-good. A remote attacker can create vectors involving the current stts index, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

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

CPE2.3 External links

https://git.alpinelinux.org/aports/commit/?id=3571afbf18131cb6b65d4853100186bd34843820
https://git.alpinelinux.org/aports/commit/?id=6b8af9784ef78bd59bb8bdec40d2231ee0439815
https://git.alpinelinux.org/aports/commit/?id=126b7fb34316979070ba2441c8ea4cb401bf3621
https://git.alpinelinux.org/aports/commit/?id=65a9c6cbf0d7b61eb2ac4941fc9e20ed1316638e
https://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.



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