stringprep.map_table_b2() deviates from RFC 3454 Table B.2

• azl3 tensorflow 2.16.1-11 on Azure Linux 3.0

• azl3 python3 3.12.14-2 on Azure Linux 3.0

• azl3 python3 3.12.9-14 on Azure Linux 3.0

• azl3 python3 3.12.14-1 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. Oct 7, 2026 at 8:15 AM UTC
   • Added fixed versions: 3.12.15-1.
   • Removed fixed versions: 3.12.14-3.
2. Sep 29, 2026 at 11:40 AM UTC
   • Added fixed versions: 3.12.14-3.
3. Sep 27, 2026 at 11:11 PM UTC
   • Added affected products: azl3 python3 3.12.14-1 on Azure Linux 3.0, azl3 python3 3.12.14-2 on Azure Linux 3.0.
   • The vendor changed its remediation guidance.

1. Aug 21, 2026 at 2:03 PM UTC
   Published by Microsoft Security Response Center

   The publication date reported by the vendor.

2. Aug 23, 2026 at 7:50 AM UTC
   Added to SecurityAlert

   We collected the advisory from the official source.

3. Oct 7, 2026 at 1:56 AM UTC
   Updated by Microsoft Security Response Center

   The vendor changed the advisory after it was first published.

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

   Our collector saw this advisory during a later source check.