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Posted to common-issues@hadoop.apache.org by "Siyao Meng (Jira)" <ji...@apache.org> on 2026/10/13 08:18:00 UTC

[jira] [Closed] (HADOOP-19959) Support IP subject alternative names in SSLHostnameVerifier

     [ https://issues.apache.org/jira/browse/HADOOP-19959?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Siyao Meng closed HADOOP-19959.
-------------------------------

> Support IP subject alternative names in SSLHostnameVerifier
> -----------------------------------------------------------
>
>                 Key: HADOOP-19959
>                 URL: https://issues.apache.org/jira/browse/HADOOP-19959
>             Project: Hadoop Common
>          Issue Type: Sub-task
>            Reporter: Siyao Meng
>            Assignee: Siyao Meng
>            Priority: Major
>
> SSLHostnameVerifier reads only DNS subject alternative names. It cannot verify a URL that uses an IPv4 or IPv6 literal. Read X.509 IP address subject alternative names. Normalize bracketed IPv6 hosts and equivalent IPv6 forms. Do not match an IP address through a DNS name or common name.



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