VULNERABILITY INTELLIGENCE

CVE-2019-9959

CVSS score6.5 MEDIUM
EPSS probability1.91%
CISA KEVNot currently listed
Published2019-07-22
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

The JPXStream::init function in Poppler 0.78.0 and earlier doesn't check for negative values of stream length, leading to an Integer Overflow, thereby making it possible to allocate a large memory chunk on the heap, with a size controlled by an attacker, as demonstrated by pdftocairo.

Weakness classification

  • CWE-190: Integer Overflow or Wraparound

Primary references