CVE-2018-20481

PoC —

CVSS 3.0

6.5 medium

EPSS

3%p88

Published

Dec 26, 2018 (Dec 26, 2018)

Modified

Jun 17, 2026

Description

XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.

Vendors: freedesktop canonical debian
Products: poppler, ubuntu linux, debian linux
Weakness: CWE-476
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (3.4%)

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