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openSUSE 15.4 SUSE-SU-2025:02278-1 important: libssh remote access

opensuse
Calendar Grey July 10, 2025
Dist Opensuse Esm H88
This announcement conveys vital information regarding a significant improvement in libssh for openSUSE, focusing on pressing security vulnerabilities.
An update that solves four vulnerabilities can now be installed.

Description

This update for libssh fixes the following issues:

* CVE-2025-4877: Fixed write beyond bounds in binary to base64 conversion

functions (bsc#1245309).

* CVE-2025-4878: Fixed use of uninitialized variable in privatekey_from_file()

(bsc#1245310).

* CVE-2025-5318: Fixed likely read beyond bounds in sftp server handle

management (bsc#1245311).

* CVE-2025-5372: Fixed ssh_kdf() returns a success code on certain failures

(bsc#1245314).

Topics%20covered

Topics Covered

security advisory security issue remote access important OpenSUSE libssh

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 15.4

zypper in -t patch SUSE-2025-2278=1

* SUSE Linux Enterprise Micro for Rancher 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2025-2278=1

* SUSE Linux Enterprise Micro 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2025-2278=1

* SUSE Linux Enterprise Micro for Rancher 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2025-2278=1

* SUSE Linux Enterprise Micro 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2025-2278=1

* SUSE Linux Enterprise Micro 5.5

zypper in -t patch SUSE-SLE-Micro-5.5-2025-2278=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-2278=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-2278=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15...

Read the Full Advisory

Package List

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)

* libssh4-debuginfo-0.9.8-150400.3.9.1

* libssh4-0.9.8-150400.3.9.1

* libssh-devel-0.9.8-150400.3.9.1

* libssh-config-0.9.8-150400.3.9.1

* libssh-debugsource-0.9.8-150400.3.9.1

* openSUSE Leap 15.4 (x86_64)

* libssh4-32bit-debuginfo-0.9.8-150400.3.9.1

* libssh4-32bit-0.9.8-150400.3.9.1

* openSUSE Leap 15.4 (aarch64_ilp32)

* libssh4-64bit-0.9.8-150400.3.9.1

* libssh4-64bit-debuginfo-0.9.8-150400.3.9.1

* SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)

* libssh-debugsource-0.9.8-150400.3.9.1

* libssh4-debuginfo-0.9.8-150400.3.9.1

* libssh4-0.9.8-150400.3.9.1

* libssh-config-0.9.8-150400.3.9.1

* SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)

* libssh-debugsource-0.9.8-150400.3.9.1

* libssh4-debuginfo-0.9.8-150400.3.9.1

* libssh4-0.9.8-150400.3.9.1

* libssh-config-0.9.8-150400.3.9.1

* SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)

* libssh-debugsource-0.9.8-150400.3.9.1

* libssh4-debuginfo-0.9.8-150400.3.9.1

*...

Read the Full Advisory

References

* bsc#1245309

* bsc#1245310

* bsc#1245311

* bsc#1245314

## References:

* https://www.suse.com/security/cve/CVE-2025-4877.html

* https://www.suse.com/security/cve/CVE-2025-4878.html

* https://www.suse.com/security/cve/CVE-2025-5318.html

* https://www.suse.com/security/cve/CVE-2025-5372.html

* https://bugzilla.suse.com/show_bug.cgi?id=1245309

* https://bugzilla.suse.com/show_bug.cgi?id=1245310

* https://bugzilla.suse.com/show_bug.cgi?id=1245311

* https://bugzilla.suse.com/show_bug.cgi?id=1245314

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:02278-1
Release Date: 2025-07-10T16:02:59Z
Affected Products: * openSUSE Leap 15.4 * 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 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Micro 5.5 * SUSE Linux Enterprise Micro for Rancher 5.3 * SUSE Linux Enterprise Micro for Rancher 5.4 * 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 for SAP Applications 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 * SUSE Manager Proxy 4.3 * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Server 4.3

Topics%20covered

Topics Covered

security advisory security issue remote access important OpenSUSE libssh

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