PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.

• azl3 pcre2 10.42-3 on Azure Linux 3.0

• azl3 nmap 7.95-5 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. Sep 29, 2026 at 11:40 AM UTC
   • Added fixed versions: 7.95-6.
2. Sep 27, 2026 at 11:11 PM UTC
   • Removed affected products: azl3 php 8.3.33-1 on Azure Linux 3.0, azl3 rust 1.75.0-31 on Azure Linux 3.0, azl3 rust 1.96.1-1 on Azure Linux 3.0.
   • The vendor changed its remediation guidance.
3. Sep 17, 2026 at 10:05 AM UTC
   • Added affected products: azl3 nmap 7.95-5 on Azure Linux 3.0, azl3 php 8.3.33-1 on Azure Linux 3.0, azl3 rust 1.75.0-31 on Azure Linux 3.0, azl3 rust 1.96.1-1 on Azure Linux 3.0.
   • Added fixed versions: 10.48-1.

1. Sep 12, 2026 at 1:03 AM UTC
   Published by Microsoft Security Response Center

   The publication date reported by the vendor.

2. Sep 13, 2026 at 8:45 AM UTC
   Added to SecurityAlert

   We collected the advisory from the official source.

3. Sep 29, 2026 at 1:46 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.