SB2018022505 - Resource exhaustion in qpdf (Alpine package)
Published: February 25, 2018
Security Bulletin ID
SB2018022505
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) Resource exhaustion (CVE-ID: CVE-2017-11626)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in the QPDFTokenizer::resolveLiteral function in QPDFTokenizer.cc due to infinite loop after four consecutive calls to QPDFObjectHandle::parseInterna. A remote attacker can trick the victim into opening a specially crafted file, trigger stack consumption and cause the service to crash.
Remediation
Install update from vendor's website.