SB2019080633 - Red Hat update for dhcp
Published: August 6, 2019 Updated: August 6, 2019
Security Bulletin ID
SB2019080633
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2019-6470)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a double deletion issue of released addresses in the DHCPv6 code. A remote non-authenticated attacker can send specially crafted DHCP message to the affected system and perform denial of service attack.
Remediation
Install update from vendor's website.