CVE-2025-23016
CRITICAL9.3EPSS 0.14%libfcgi - security update
Published: 1/10/2025Modified: 4/28/2026
Description
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.
Affected packages (2)
- Debian/libfcgifrom 0, < 2.4.2-2+deb11u1
- Debian/libfcgifrom 0, < 2.4.2-2+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |