SB2016081111 - Fedora 23 update for knot
Published: August 11, 2016 Updated: April 24, 2025
Security Bulletin ID
SB2016081111
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2016-6171)
The vulnerability allows a remote non-authenticated attacker to a crash the entire system.
Knot DNS before 2.3.0 allows remote DNS servers to cause a denial of service (memory exhaustion and slave server crash) via a large zone transfer for (1) DDNS, (2) AXFR, or (3) IXFR.
Remediation
Install update from vendor's website.