CVE-2021-36154: Uncontrolled Recursion in HTTP2ToRawGRPCServerCodec

May 22, 2023

Affected gRPC Swift servers are vulnerable to uncontrolled recursion and stack consumption when parsing certain payloads. This may lead to a denial of service.

References

bugs.chromium.org/p/oss-fuzz/issues/detail?id=35274
github.com/advisories/GHSA-4rhq-vq24-88gw
github.com/grpc/grpc-swift
github.com/grpc/grpc-swift/releases/tag/1.2.0
github.com/grpc/grpc-swift/security/advisories/GHSA-4rhq-vq24-88gw
nvd.nist.gov/vuln/detail/CVE-2021-36154

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