geneve: require CAP_NET_ADMIN in the device netns for changelink

• azl3 kernel 6.6.143.1-1 on Azure Linux 3.0

SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.

1. Aug 21, 2026 at 7:10 AM UTC
   • Added fixed versions: 6.6.150.1-1.
   • The vendor changed its remediation guidance.

1. Aug 11, 2026 at 1:13 AM UTC
   Published by Microsoft Security Response Center

   The publication date reported by the vendor.

2. Aug 14, 2026 at 6:25 PM UTC
   Updated by Microsoft Security Response Center

   The vendor changed the advisory after it was first published.

3. Aug 20, 2026 at 6:50 PM UTC
   Added to SecurityAlert

   We collected the advisory from the official source.

4. Oct 28, 2026 at 3:45 AM UTC
   Confirmed at the source

   Our collector saw this advisory during a later source check.