MEDIUM 6.5 Microsoft

CVE-2026-58051

libssh2 - Free of Uninitialized Pointer in publickey List Cleanup

Microsoft Security Update 2026-Jun: libssh2 - Free of Uninitialized Pointer in publickey List Cleanup

Affected Products

azl3 nmap 7.95-3 on Azure Linux 3.0
azl3 libssh2 1.11.1-4 on Azure Linux 3.0
azl3 libssh2 1.11.1-5 on Azure Linux 3.0
azl3 libssh 0.10.6-8 on Azure Linux 3.0
azl3 libssh2 1.11.1-3 on Azure Linux 3.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58051
https://nvd.nist.gov/vuln/detail/CVE-2026-58051

Published: 2026-06-09 · Source: Microsoft · Feed updated: 2026-08-14

This medium severity vulnerability with a CVSS score of 6.5 was published on 2026-06-09 via Microsoft. Affected: azl3 nmap 7.95-3 on Azure Linux 3.0, azl3 libssh2 1.11.1-4 on Azure Linux 3.0, azl3 libssh2 1.11.1-5 on Azure Linux 3.0 and 2 more.

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