CVE-2018-20481

Public on 2018-12-26
Modified on 2019-10-23
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.
Severity
Low severity
Low
See what this means
CVSS v3 Base Score
3.3
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 poppler 2019-08-23 ALAS-2019-1271 Fixed
Amazon Linux 2 - Core poppler 2019-10-21 ALAS2-2019-1332 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 3.3 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2018-20481 Mitre: CVE-2018-20481