Fedora EPEL 10.1 update for fcgi



Risk Critical
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-23016
CWE-ID CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

fcgi
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) Integer overflow

EUVDB-ID: #VU107896

Risk: Critical

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Red]

CVE-ID: CVE-2025-23016

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to an integer overflow within the ReadParams() function in fcgiapp.c. A remote attacker can pass specially crafted "nameLen" or "valueLen" values in data to the IPC socket, trigger an integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 10.1

fcgi: before 2.4.0-52.el10_1

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2025-9c3b16e06c


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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