BIRD | The CZ.NIC Staff Blog

Crashing BIRD 3 by sending a Notification (CVE-2025-59688)

Over July and August, we received several reports about always the same cryptic bug happening quite sparsely. We were methodicall…

24.9.2025 at 7:13

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All the work on multithreading shall be justified by performance improvements. This chapter tries to compare times reached by ver…

BIRD

21.2.2022 at 8:30

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Parallel execution in BIRD uses an underlying mechanism of dedicated IO loops and hierarchical locks. The original event scheduli…

9.2.2022 at 9:10

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Route export is a core algorithm of BIRD. This chapter covers how we are making this procedure multithreaded. Desired outcomes ar…

14.6.2021 at 9:30

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Data structures used by BIRD have to be changed in order to allow multithreading safely. This chapter covers necessary changes of…

23.3.2021 at 9:15

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BIRD is a fast, robust and memory-efficient routing daemon designed and implemented at the end of 20th century. Its concept of mu…

15.3.2021 at 9:13

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