MEDIUM 6.5 Microsoft
CVE-2026-58058
Nmap - Integer Underflow in IPv6 Extension Header Parsing
Microsoft Security Update 2026-Jun: Nmap - Integer Underflow in IPv6 Extension Header Parsing
Affected Products
- azl3 nmap 7.95-4 on Azure Linux 3.0
- azl3 nmap 7.95-3 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58058
- https://nvd.nist.gov/vuln/detail/CVE-2026-58058
This medium severity vulnerability with a CVSS score of 6.5 was published on 2026-06-09 via Microsoft. Affected: azl3 nmap 7.95-4 on Azure Linux 3.0, azl3 nmap 7.95-3 on Azure Linux 3.0.
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