What’s Vulnerable › Vulnerabilities

CVE-2018-5686

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-01-14 · updated 2026-06-17
• Weakness: CWE-835

Description

In MuPDF 1.12.0, there is an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF is not considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted pdf file.

Affected products

• Artifex MuPDF: 1.12.0
• Debian Linux: 8.0, 9.0

References

• https://bugs.ghostscript.com/show_bug.cgi?id=698860
• https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mupdf.git/commit/?id=b70eb93f6936c03d8af52040bbca4d4a7db39079
• https://lists.debian.org/debian-lts-announce/2019/06/msg00027.html
• https://security.gentoo.org/glsa/201811-15
• https://www.debian.org/security/2018/dsa-4334
• https://bugs.ghostscript.com/show_bug.cgi?id=698860
• https://lists.debian.org/debian-lts-announce/2019/06/msg00027.html
• https://security.gentoo.org/glsa/201811-15
• https://www.debian.org/security/2018/dsa-4334

Get alerted when CVE-2018-5686 or the next vulnerability affects your stack