rust-openssl: Unchecked callback-returned length in PSK and cookie generate trampolines can cause OpenSSL to leak adjacent memory to the network peer

• azl3 rust 1.90.0-6 on Azure Linux 3.0

• azl3 clamav 1.5.2-1 on Azure Linux 3.0

• azl3 rpm-ostree 2024.4-8 on Azure Linux 3.0

• azl3 rust 1.75.0-27 on Azure Linux 3.0

Separate remediation guidance was not included in the collected bulletin.

1. Apr 29, 2026 at 1:10 AM UTC
   Published by Microsoft Security Response Center

   The publication date reported by the vendor.

2. Apr 30, 2026 at 1:55 AM UTC
   Updated by Microsoft Security Response Center

   The vendor changed the advisory after it was first published.

3. Sep 27, 2026 at 11:11 PM UTC
   Added to SecurityAlert

   We collected the advisory from the official source.

4. Oct 26, 2026 at 9:10 PM UTC
   Confirmed at the source

   Our collector saw this advisory during a later source check.