#VU32194 NULL pointer dereference in libgsf - CVE-2016-9888

Vulnerability identifier: #VU32194

Vulnerability risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-9888

CWE-ID: CWE-476

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
libgsf

Vendor: Gnome Development Team

Description

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

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via a crafted TAR file.

Mitigation
Update to version 1.14.41.

Vulnerable software versions

libgsf: 1.14.0 - 1.14.40

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External links
https://www.securityfocus.com/bid/94860
https://github.com/GNOME/libgsf/commit/95a8351a75758cf10b3bf6abae0b6b461f90d9e5
https://lists.debian.org/debian-lts-announce/2020/04/msg00016.html
https://secunia.com/advisories/71201/
https://secunia.com/secunia_research/2016-17/

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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.