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openSUSE: Critical FastCGI Integer Overflow Vulnerability CVE-2025-23016

opensuse
Calendar Grey July 18, 2025
Dist Opensuse Esm H88
Tackling a critical buffer overflow risk in FastCGI alongside a crucial patch for openSUSE platforms.
An update that solves one vulnerability can now be installed.

Description

This update for FastCGI fixes the following issues:

* CVE-2025-23016: Fixed integer overflow in FastCGI fcgi2 library

(bsc#1243325)

Topics%20covered

Topics Covered

security advisory threat important integer overflow OpenSUSE FastCGI

Patch

## 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:

* openSUSE Leap 15.6

zypper in -t patch openSUSE-SLE-15.6-2025-2372=1

* Development Tools Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP6-2025-2372=1

* Development Tools Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP7-2025-2372=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3

zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2025-2372=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-2372=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-2372=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-2372=1

* SUSE Linux...

Read the Full Advisory

Package List

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)

* FastCGI-debuginfo-2.4.0-150000.4.3.1

* FastCGI-devel-2.4.0-150000.4.3.1

* perl-FastCGI-2.4.0-150000.4.3.1

* FastCGI-debugsource-2.4.0-150000.4.3.1

* libfcgi0-2.4.0-150000.4.3.1

* libfcgi0-debuginfo-2.4.0-150000.4.3.1

* perl-FastCGI-debuginfo-2.4.0-150000.4.3.1

* FastCGI-2.4.0-150000.4.3.1

* Development Tools Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* FastCGI-debuginfo-2.4.0-150000.4.3.1

* FastCGI-devel-2.4.0-150000.4.3.1

* perl-FastCGI-2.4.0-150000.4.3.1

* FastCGI-debugsource-2.4.0-150000.4.3.1

* libfcgi0-2.4.0-150000.4.3.1

* libfcgi0-debuginfo-2.4.0-150000.4.3.1

* perl-FastCGI-debuginfo-2.4.0-150000.4.3.1

* FastCGI-2.4.0-150000.4.3.1

* Development Tools Module 15-SP7 (aarch64 ppc64le s390x x86_64)

* FastCGI-debuginfo-2.4.0-150000.4.3.1

* FastCGI-devel-2.4.0-150000.4.3.1

* perl-FastCGI-2.4.0-150000.4.3.1

* FastCGI-debugsource-2.4.0-150000.4.3.1

* libfcgi0-2.4.0-150000.4.3.1

* libfcgi0-debuginfo-2.4.0-150000.4.3.1

*...

Read the Full Advisory

References

* bsc#1243325

## References:

* 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-2025:02372-1
Release Date: 2025-07-18T12:47:51Z
Affected Products: * Development Tools Module 15-SP6 * Development Tools Module 15-SP7 * openSUSE Leap 15.6 * SUSE Enterprise Storage 7.1 * SUSE Linux Enterprise Desktop 15 SP6 * SUSE Linux Enterprise Desktop 15 SP7 * SUSE Linux Enterprise High Performance Computing 15 SP3 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP3 * SUSE Linux Enterprise Server 15 SP3 LTSS * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server 15 SP5 LTSS * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP3 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7

Topics%20covered

Topics Covered

security advisory threat important integer overflow OpenSUSE FastCGI

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