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SUSE Linux Micro 6.1: Addressing libssh Moderate Memory Issues

suse
Calendar Grey October 30, 2025
Dist Suse Esm H88
libssh updates address session ID handling and memory issues for SUSE users. Apply patches to prevent possible exploits in your systems.
* bsc#1246974 * bsc#1249375 Cross-References: * CVE-2025-8114

Summary

## This update for libssh fixes the following issues: * CVE-2025-8114: Fixed NULL pointer dereference when calculating the session ID during the key exchange (KEX) process (bsc#1246974) * CVE-2025-8277: Fixed Memory Exhaustion via Repeated Key Exchange (bsc#1249375) ## 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 Micro 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-309=1 ## Package List: * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64) * libssh-debugsource-0.10.6-slfo.1.1_3.1 * libssh-config-0.10.6-slfo.1.1_3.1 * libssh4-debuginfo-0.10.6-slfo.1.1_3.1 * libssh4-0.10.6-slfo.1.1_3.1

Topics%20covered

Topics Covered

security advisory moderate SuSE null pointer memory exhaustion libssh

References

* bsc#1246974

* bsc#1249375

Cross-

* CVE-2025-8114

* CVE-2025-8277

CVSS scores:

* CVE-2025-8114 ( SUSE ): 5.7

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

* CVE-2025-8114 ( SUSE ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-8114 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-8114 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-8277 ( SUSE ): 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

* CVE-2025-8277 ( NVD ): 3.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected Products:

* SUSE Linux Micro 6.1

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-8114.html

* https://www.suse.com/security/cve/CVE-2025-8277.html

Announcement ID: SUSE-SU-2025:20894-1
Release Date: 2025-10-20T16:31:36Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate SuSE null pointer memory exhaustion libssh

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