CVE-2025-23016 FastCGI fcgi2 (aka fcgi) 2.x through 2.4.4 has an integer overflow (and resultant heap-based buffer overflow) via crafted nameLen or valueLen values in data to the IPC socket. This occurs in ReadParams in fcgiapp.c.

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This post has been republished via RSS; it originally appeared at: MSRC Security Update Guide.

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