SB2016090607 - Red Hat Enterprise Linux 6 update for kernel
Published: September 6, 2016 Updated: April 24, 2025
Security Bulletin ID
SB2016090607
Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Privilege escalation (CVE-ID: CVE-2016-4565)
The vulnerability allows a local attacker to cause DoS condition or gain elevated privileges on the target system.The weakness exists due to it incorrectly relies on the write system call. A local attacker can cause the service to crash or gain root privileges.
2) Man-in-the-middle attack (CVE-ID: CVE-2016-5696)
The vulnerability allows a remote attacker to write arbitrary files and cause DoS condition on the target system.
The weakness exists due to an error in net/ipv4/tcp_input.c while determining the rate of challenge ACK segments. A remote attacker can perform man-in-the-middle attack and hijack TCP sessions via a blind in-window attack.
Remediation
Install update from vendor's website.