SB2023071748 - openEuler update for syslinux
Published: July 17, 2023 Updated: February 27, 2025
Security Bulletin ID
SB2023071748
Severity
Low
Patch available
YES
Number of vulnerabilities
4
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) Denial of service (CVE-ID: CVE-2016-9840)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in zlib due to out-of-bounds pointer arithmetic in inftrees.c. A remote attacker can send a specially crafted document, trick the victim into opening it, and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
2) Denial of service (CVE-ID: CVE-2016-9842)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in zlib due to an undefined left shift of negative number. A remote attacker can send a specially crafted document, trick the victim into opening it, and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
3) Denial of service (CVE-ID: CVE-2016-9843)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in zlib due to big-endian out-of-bounds pointer. A remote attacker can send a specially crafted document, trick the victim into opening it, and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
4) Denial of service (CVE-ID: CVE-2016-9841)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists in zlib due to out-of-bounds pointer arithmetic in inftrees.c. A remote attacker can cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
Remediation
Install update from vendor's website.