LOW 3.1 Microsoft
CVE-2025-8277
Libssh: memory exhaustion via repeated key exchange in libssh
Microsoft Security Update 2025-Sep: Libssh: memory exhaustion via repeated key exchange in libssh
Affected Products
- cbl2 libssh 0.10.6-2 on CBL Mariner 2.0
- azl3 libssh 0.10.6-2 on Azure Linux 3.0
- azl3 libssh 0.10.6-3 on Azure Linux 3.0
- azl3 libssh 0.10.6-4 on Azure Linux 3.0
- cbl2 libssh 0.10.6-3 on CBL Mariner 2.0
- cbl2 libssh 0.10.6-5 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-8277
- https://nvd.nist.gov/vuln/detail/CVE-2025-8277
This low severity vulnerability with a CVSS score of 3.1 was published on 2025-09-09 via Microsoft. Affected: cbl2 libssh 0.10.6-2 on CBL Mariner 2.0, azl3 libssh 0.10.6-2 on Azure Linux 3.0, azl3 libssh 0.10.6-3 on Azure Linux 3.0 and 3 more.
vulnfeed aggregates 9214 vulnerabilities from NVD, CISA KEV,
Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.