CVE-2025-23016 Affecting libfcgi package, versions *


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-UBUNTU2004-LIBFCGI-8620842
  • published16 Jan 2025
  • disclosed10 Jan 2025

Introduced: 10 Jan 2025

NewCVE-2025-23016  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:20.04 libfcgi.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libfcgi package and not the libfcgi package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

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.