CVE-2025-40907
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- CVE-2025-40907
CVE Details
| Release Date: | 2025-05-16 | |
| Impact: | Important | What is this? |
Description
FCGI versions 0.44 through 0.82, for Perl, include a vulnerable version of the FastCGI fcgi2 (aka fcgi) library. The included FastCGI library is affected by CVE-2025-23016, causing 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.
See more information about CVE-2025-40907 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 7.5 |
| Vector String: | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Version: | 3.1 |
| Attack Vector: | Network |
| Attack Complexity: | Low |
| Privileges Required: | None |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 10 (perl-FCGI) | ELSA-2025-8636 | 2025-06-30 |
| Oracle Linux version 7 (perl-FCGI) | ELSA-2025-8625 | 2025-06-23 |
| Oracle Linux version 8 (perl-FCGI) | ELSA-2025-8696 | 2025-06-18 |
| Oracle Linux version 9 (perl-FCGI) | ELSA-2025-8635 | 2025-06-09 |
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