Retrieved from https://patch-diff.githubusercontent.com/raw/fail2ban/fail2ban/pull/3782.patch
With ChangeLog hunk removed since it would not apply cleanly.

From 2fed408c05ac5206b490368d94599869bd6a056d Mon Sep 17 00:00:00 2001
From: Fabian Dellwing <fabian.dellwing@mbconnectline.de>
Date: Tue, 2 Jul 2024 07:54:15 +0200
Subject: [PATCH 1/5] Adjust sshd filter for OpenSSH 9.8 new daemon name

---
 config/filter.d/sshd.conf | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/config/filter.d/sshd.conf b/config/filter.d/sshd.conf
index 1c8a02deb5..a1fd749aed 100644
--- a/config/filter.d/sshd.conf
+++ b/config/filter.d/sshd.conf
@@ -16,7 +16,7 @@ before = common.conf
 
 [DEFAULT]
 
-_daemon = sshd
+_daemon = (?:sshd(?:-session)?)
 
 # optional prefix (logged from several ssh versions) like "error: ", "error: PAM: " or "fatal: "
 __pref = (?:(?:error|fatal): (?:PAM: )?)?

From 7b335f47ea112e2a36e59287582e613aef2fa0a3 Mon Sep 17 00:00:00 2001
From: "Sergey G. Brester" <serg.brester@sebres.de>
Date: Wed, 3 Jul 2024 19:09:28 +0200
Subject: [PATCH 2/5] sshd: add test coverage for new format, gh-3782

---
 fail2ban/tests/files/logs/sshd | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fail2ban/tests/files/logs/sshd b/fail2ban/tests/files/logs/sshd
index ed54ded4d4..7d3948ed80 100644
--- a/fail2ban/tests/files/logs/sshd
+++ b/fail2ban/tests/files/logs/sshd
@@ -20,6 +20,9 @@ Feb 25 14:34:10 belka sshd[31603]: Failed password for invalid user ROOT from aa
 # failJSON: { "time": "2005-02-25T14:34:11", "match": true , "host": "aaaa:bbbb:cccc:1234::1:1" }
 Feb 25 14:34:11 belka sshd[31603]: Failed password for invalid user ROOT from aaaa:bbbb:cccc:1234::1:1
 
+# failJSON: { "time": "2005-07-03T14:59:17", "match": true , "host": "192.0.2.1", "desc": "new log with session in daemon prefix, gh-3782" }
+Jul  3 14:59:17 host sshd-session[1571]: Failed password for root from 192.0.2.1 port 56502 ssh2
+
 #3
 # failJSON: { "time": "2005-01-05T01:31:41", "match": true , "host": "1.2.3.4" }
 Jan  5 01:31:41 www sshd[1643]: ROOT LOGIN REFUSED FROM 1.2.3.4

From 8360776ce1b119d519a842069c73bec7f5e24fad Mon Sep 17 00:00:00 2001
From: "Sergey G. Brester" <serg.brester@sebres.de>
Date: Wed, 3 Jul 2024 19:33:39 +0200
Subject: [PATCH 3/5] zzz-sshd-obsolete-multiline.conf: adjusted to new
 sshd-session log format

---
 fail2ban/tests/config/filter.d/zzz-sshd-obsolete-multiline.conf | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fail2ban/tests/config/filter.d/zzz-sshd-obsolete-multiline.conf b/fail2ban/tests/config/filter.d/zzz-sshd-obsolete-multiline.conf
index ad8adeb69f..14256ba68c 100644
--- a/fail2ban/tests/config/filter.d/zzz-sshd-obsolete-multiline.conf
+++ b/fail2ban/tests/config/filter.d/zzz-sshd-obsolete-multiline.conf
@@ -9,7 +9,7 @@ before = ../../../../config/filter.d/common.conf
 
 [DEFAULT]
 
-_daemon = sshd
+_daemon = sshd(?:-session)?
 
 # optional prefix (logged from several ssh versions) like "error: ", "error: PAM: " or "fatal: "
 __pref = (?:(?:error|fatal): (?:PAM: )?)?

From 50ff131a0fd8f54fdeb14b48353f842ee8ae8c1a Mon Sep 17 00:00:00 2001
From: "Sergey G. Brester" <serg.brester@sebres.de>
Date: Wed, 3 Jul 2024 19:35:28 +0200
Subject: [PATCH 4/5] filter.d/sshd.conf: ungroup (unneeded for _daemon)

---
 config/filter.d/sshd.conf | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/config/filter.d/sshd.conf b/config/filter.d/sshd.conf
index a1fd749aed..3a84b1ba52 100644
--- a/config/filter.d/sshd.conf
+++ b/config/filter.d/sshd.conf
@@ -16,7 +16,7 @@ before = common.conf
 
 [DEFAULT]
 
-_daemon = (?:sshd(?:-session)?)
+_daemon = sshd(?:-session)?
 
 # optional prefix (logged from several ssh versions) like "error: ", "error: PAM: " or "fatal: "
 __pref = (?:(?:error|fatal): (?:PAM: )?)?
