activity-2026-05: Mention OpenSSH ELTS updates

diff --git a/content/activity-2026-05.md b/content/activity-2026-05.md
index 7f33a62505470bbf36410ec6563aef6fd25b3615..7134410b39c114fec73872e8e7c5b6b44d2ce96d 100644 (file)
--- a/content/activity-2026-05.md
+++ b/content/activity-2026-05.md
@@ -12,7 +12,7 @@ You can also support my work directly via [Liberapay](https://liberapay.com/cjwa
 
 ## OpenSSH
 
-I backported various security fixes from 10.3 to [trixie](https://bugs.debian.org/1135624), [bookworm](https://bugs.debian.org/1135658), and [bullseye](https://lists.debian.org/debian-lts-announce/2026/05/msg00030.html).  For trixie, I also backported several IPQoS fixes to line up with upstream's traffic management settings and drop a rather hacky Debian-specific patch; this needed a [quick follow-up fix](https://bugs.debian.org/1135798).
+I backported various security fixes from 10.3 to [trixie](https://bugs.debian.org/1135624), [bookworm](https://bugs.debian.org/1135658), [bullseye](https://lists.debian.org/debian-lts-announce/2026/05/msg00030.html), [buster](https://www.freexian.com/lts/extended/updates/ela-1720-1-openssh/), and [stretch](https://www.freexian.com/lts/extended/updates/ela-1721-1-openssh/).  For trixie, I also backported several IPQoS fixes to line up with upstream's traffic management settings and drop a rather hacky Debian-specific patch; this needed a [quick follow-up fix](https://bugs.debian.org/1135798).
 
 I upgraded trixie-backports to 10.3.