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Vulnerability IntelligenceSUSE-SU-2025:3787-1

SUSE-SU-2025:3787-1

MEDIUM4.7

Security update for libssh

Published Oct 24, 2025

Modified 8 months ago

Fix available

Details

Description of the patch:

This update for libssh fixes the following issues:

CVE-2025-8277: memory exhaustion leading to client-side DoS due to improper memory management when KEX process is repeated with incorrect guesses (bsc#1249375).
CVE-2025-8114: NULL pointer dereference when an allocation error happens during the calculation of the KEX session ID (bsc#1246974).

Affected Packages

libssh-config

SUSE Linux Enterprise Micro 5.1SUSE Linux Enterprise Micro 5.2

Fixed in:

0.9.8-150200.13.12.1

libssh4

SUSE Linux Enterprise Micro 5.1SUSE Linux Enterprise Micro 5.2

Fixed in:

0.9.8-150200.13.12.1

References

https://bugzilla.suse.com/1246974

https://bugzilla.suse.com/1249375

https://lists.suse.com/pipermail/sle-updates/2025-October/042300.html

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

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

https://www.suse.com/support/security/rating/

https://www.suse.com/support/update/announcement/2025/suse-su-20253787-1/

CVSS Analysis

CVSS v3.1

4.7

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

HighAC:H

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

4.7/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Upstream

CVE-2025-8114 CVE-2025-8277

Ecosystems

SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise Micro 5.2

Timeline

PublishedOct 24, 2025

ModifiedOct 24, 2025

SUSE-SU-2025:3787-1 | Mondoo Vulnerability Intelligence