SB2019020407 - Denial of service in Poppler
Published: February 4, 2019
Security Bulletin ID
SB2019020407
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer over-read (CVE-ID: CVE-2019-7310)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to an integer signedness error in the XRef::getEntry function in XRef.cc. A remote attacker can trick the victim into processing a specially crafted PDF document, as demonstrated by pdftocairo, trigger heap-based buffer over-read and perform a denial of service.
Remediation
Install update from vendor's website.