SB2018100318 - Fedora 29 update for xerces-c27
Published: October 3, 2018 Updated: April 24, 2025
Security Bulletin ID
SB2018100318
Severity
Medium
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) DTD parsing stack overflow (CVE-ID: CVE-2016-4463)
The vulnerability allows a remote attacker to cause the target application to crash.The vulnerability exists due to boundary error when processing DTD files. A remote unauthenticated attacker can cause a stack-based buffer overflow in the xml parser library by creating a specially crafted DTD file.
Successful exploitation of this vulnerability may result in denial of service.
2) NULL pointer dereference (CVE-ID: CVE-2017-12627)
The vulnerability allows a remote attacker to cause DoS condition.The weakness exists due to NULL pointer dereference. A remote attacker can cause the service to crash.
Remediation
Install update from vendor's website.