CVE-2018-20481

CVE Details

Release Date:

2018-12-25

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.

See more information about CVE-2018-20481 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	6.5	Base Metrics:	AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Access Vector:	Network	Attack Complexity:	Low
Privileges Required:	None	User Interaction:	Required
Scope:	Unchanged	Confidentiality Impact:	None
Integrity Impact:	None	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (evince)	ELSA-2019-2022	2019-08-13
Oracle Linux version 7 (okular)	ELSA-2019-2022	2019-08-13
Oracle Linux version 7 (poppler)	ELSA-2019-2022	2019-08-13
Oracle Linux version 8 (poppler)	ELSA-2019-2713	2019-09-12

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team