#VU36244 Resource management error in MuPDF - CVE-2019-6131

Vulnerability identifier: #VU36244

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-2019-6131

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MuPDF
Client/Desktop applications / Multimedia software

Vendor: Artifex Software, Inc.

Description

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

svg-run.c in Artifex MuPDF 1.14.0 has infinite recursion with stack consumption in svg_run_use_symbol, svg_run_element, and svg_run_use, as demonstrated by mutool.

Mitigation
Install update from vendor's website.

Vulnerable software versions

MuPDF: 1.14.0

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External links
https://www.securityfocus.com/bid/106558
https://bugs.ghostscript.com/show_bug.cgi?id=700442
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CNJNEX5EW6YH5OARXXSSXW4HHC5PIBSY/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SEK2EHVNREJ7XZMFF2MXRWKIF4IBHPNE/

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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.