CVE-2025-58057: Netty's decoders vulnerable to DoS via zip bomb style attack

September 3, 2025 (updated November 10, 2025)

With specially crafted input, BrotliDecoder and some other decompressing decoders will allocate a large number of reachable byte buffers, which can lead to denial of service.

References

github.com/advisories/GHSA-3p8m-j85q-pgmj
github.com/netty/netty
github.com/netty/netty/commit/9d804c54ce962408ae6418255a83a13924f7145d
github.com/netty/netty/security/advisories/GHSA-3p8m-j85q-pgmj
nvd.nist.gov/vuln/detail/CVE-2025-58057

Code Behaviors & Features

Detect and mitigate CVE-2025-58057 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →