Qemu-kvm: qemu-guest-agent: local privilege escalation via symlink attack in guest-ssh-add-authorized-keys

• azl3 qemu 9.1.0-11 on Azure Linux 3.0

• azl3 qemu 10.1.0-1 on Azure Linux 3.0

• azl3 qemu 9.1.0-10 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 28, 2026 at 11:20 AM UTC
   • Added affected products: azl3 qemu 10.1.0-1 on Azure Linux 3.0.
   • The vendor changed its remediation guidance.

1. Jul 23, 2026 at 1:06 AM UTC
   Published by Microsoft Security Response Center

   The publication date reported by the vendor.

2. Sep 3, 2026 at 11:40 PM UTC
   Added to SecurityAlert

   We collected the advisory from the official source.

3. Sep 27, 2026 at 11:17 PM UTC
   Updated by Microsoft Security Response Center

   The vendor changed the advisory after it was first published.

4. Oct 29, 2026 at 4:05 AM UTC
   Confirmed at the source

   Our collector saw this advisory during a later source check.