Ubuntu update for ghostscript



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-25059
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Ubuntu
Operating systems & Components / Operating system

libgs9 (Ubuntu package)
Operating systems & Components / Operating system package or component

ghostscript (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU62688

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2019-25059

CWE-ID: CWE-119 - Memory corruption

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 when processing Postsccript files within the GPL PostScript/PDF interpreter. A remote attacker can create a specially crafted Postscript document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

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

Note, this vulnerability exists due to incomplete fix for #VU18433 (CVE-2019-3839).

Mitigation

Update the affected package ghostscript to the latest version.

Vulnerable software versions

Ubuntu: 16.04

libgs9 (Ubuntu package): before 9.26~dfsg+00ubuntu0.16.04.14+esm3

ghostscript (Ubuntu package): before 9.26~dfsg+00ubuntu0.16.04.14+esm3

CPE2.3 External links

https://ubuntu.com/security/notices/USN-5396-2


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.



###SIDEBAR###