SB2018120709 - Amazon Linux AMI update for poppler
Published: December 7, 2018
Security Bulletin ID
SB2018120709
Severity
Low
Patch available
YES
Number of vulnerabilities
3
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Uncontrolled recursion (CVE-ID: CVE-2017-18267)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in the FoFiType1C::cvtGlyph function in fofi/FoFiType1C.cc due to infinite recursion. A remote attacker can trick the victim into opening a specially crafted PDF file and cause the service to crash.
2) Buffer overflow (CVE-ID: CVE-2018-13988)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists in the image rendering functionality due to buffer overflow when handling malicious input. A remote unauthenticated attacker can trick the victim into opening a specially crafted PDF file, trigger memory corruption and cause the system to crash.
3) NULL pointer dereference (CVE-ID: CVE-2018-10768)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in the AnnotPath::getCoordsLength function in Annot.h due to NULL pointer dereference. A remote attacker can cause the service to crash.
Remediation
Install update from vendor's website.