VULNERABILITY INTELLIGENCE

CVE-2018-9918

CVSS score7.8 HIGH

EPSS probability1.67%

CISA KEVNot currently listed

Published2018-04-10

Last modified2026-06-17

CVSS vectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

libqpdf.a in QPDF through 8.0.2 mishandles certain "expected dictionary key but found non-name object" cases, allowing remote attackers to cause a denial of service (stack exhaustion), related to the QPDFObjectHandle and QPDF_Dictionary classes, because nesting in direct objects is not restricted.

Weakness classification

CWE-674: Uncontrolled Recursion

Primary references

cve@mitre.org — Patch
cve@mitre.org — Exploit, Issue Tracking, Patch, Third Party Advisory
cve@mitre.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory