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SUSE 12 SP5: FastCGI Important Integer Overflow Fix CVE-2025-23016

suse
Calendar Grey July 18, 2025
Dist Suse Esm H88
SUSE issued a significant patch for FastCGI addressing a severe integer overflow flaw. Prompt response advised.
* bsc#1243325 Cross-References: * CVE-2025-23016

Summary

## This update for FastCGI fixes the following issues: * CVE-2025-23016: Fixed integer overflow in FastCGI fcgi2 library (bsc#1243325) ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Enterprise Server 12 SP5 LTSS zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2025-2369=1 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-2369=1 ## Package List: * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64) * FastCGI-devel-2.4.0-169.3.1 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64) * FastCGI-devel-2.4.0-169.3.1

Topics%20covered

Topics Covered

security advisory SuSE important integer overflow high risk FastCGI

References

* bsc#1243325

Cross-

* CVE-2025-23016

CVSS scores:

* CVE-2025-23016 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-23016 ( NVD ): 9.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server 12 SP5 LTSS

* SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-23016.html

* https://bugzilla.suse.com/show_bug.cgi?id=1243325

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:02369-1
Release Date: 2025-07-18T12:41:12Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important integer overflow high risk FastCGI

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