CVE-2018-20481
Medium
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.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Freedesktop Poppler
PublishedDec 26, 2018
First seenDec 26, 2018
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| freedesktop poppler | 0.72.0 | — |
| canonical ubuntu_linux | 14.04, 16.04, 18.04, 18.10 | — |
| debian debian_linux | 8.0 | — |
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