Critical Vulnerabilities in Rust Reqsign Affect Multiple Services

Critical Vulnerabilities in Rust Reqsign Affect Multiple Services

First seen 2 Dec 2025, 18:33 UTC •Linuxsecurity •77% similarity •21.8

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Multiple critical vulnerabilities have been identified in the Rust reqsign library, affecting services such as AWS, Azure, and Google. Key issues include a denial-of-service threat and a critical CVE-2025-62518 related to HTTP request signing and file reading implementations. Various patch releases have been issued to address these vulnerabilities.

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AWS Azure Debian Fedora Google Huawei Aliyun Fedora 42 Fedora 43 Tencent