CVE-2026-33524: Zserio Runtime: Integer Overflow in BitStreamReader and Unbounded Memory Allocation in Deserialization

April 24, 2026 (updated May 4, 2026)

Zserio Runtime: Integer Overflow in BitStreamReader and Unbounded Memory Allocation in Deserialization

References

github.com/advisories/GHSA-cwq5-8pvq-j65j
github.com/ndsev/zserio/commit/a9932de4b5eefb3afd5e18ca2fd758aa744a7c69
github.com/ndsev/zserio/security/advisories/GHSA-cwq5-8pvq-j65j
nvd.nist.gov/vuln/detail/CVE-2026-33524

Code Behaviors & Features

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