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PowerDNS Concurrency and Locking Defects in GSS-TSIG

Vulnerability

A vulnerability exists in PowerDNS due to concurrency and locking defects in GSS-TSIG, which can lead to issues such as race conditions or improper handling of simultaneous operations.

Impact

Exploitation of this vulnerability can cause a denial-of-service condition, where the service becomes unresponsive or unavailable.

Added: May 21, 2026, 10:22 AM
Updated: May 21, 2026, 10:22 AM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
1.9
exploitability
6.2
remediation
0.0
relevance
9.0
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.