From: Stefan Schantl <stefan.schantl@ipfire.org>
To: development@lists.ipfire.org
Subject: [PATCH] suricata: Disable sid 2210059.
Date: Wed, 08 Dec 2021 18:18:05 +0100 [thread overview]
Message-ID: <20211208171805.309048-1-stefan.schantl@ipfire.org> (raw)
[-- Attachment #1: Type: text/plain, Size: 2313 bytes --]
This rule emits a massive logspam and temporary will be disabled until
a better solution is found.
Fixes #12738.
Signed-off-by: Stefan Schantl <stefan.schantl(a)ipfire.org>
---
lfs/suricata | 1 +
src/patches/suricata-disable-sid-2210059.patch | 12 ++++++++++++
2 files changed, 13 insertions(+)
create mode 100644 src/patches/suricata-disable-sid-2210059.patch
diff --git a/lfs/suricata b/lfs/suricata
index 96c2b33fe..6a24a02ab 100644
--- a/lfs/suricata
+++ b/lfs/suricata
@@ -71,6 +71,7 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
@$(PREBUILD)
@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar zxf $(DIR_DL)/$(DL_FILE)
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/suricata-5.0-stream-tcp-Handle-retransmitted-SYN-with-TSval.patch
+ cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/suricata-disable-sid-2210059.patch
cd $(DIR_APP) && LDFLAGS="$(LDFLAGS)" ./configure \
--prefix=/usr \
--sysconfdir=/etc \
diff --git a/src/patches/suricata-disable-sid-2210059.patch b/src/patches/suricata-disable-sid-2210059.patch
new file mode 100644
index 000000000..54747dfd2
--- /dev/null
+++ b/src/patches/suricata-disable-sid-2210059.patch
@@ -0,0 +1,12 @@
+diff -Nur a/rules/stream-events.rules b/rules/stream-events.rules
+--- a/rules/stream-events.rules 2021-11-17 16:55:12.000000000 +0100
++++ b/rules/stream-events.rules 2021-12-08 18:12:39.850189502 +0100
+@@ -89,7 +89,7 @@
+ # rule to alert if a stream has excessive retransmissions
+ alert tcp any any -> any any (msg:"SURICATA STREAM excessive retransmissions"; flowbits:isnotset,tcp.retransmission.alerted; flowint:tcp.retransmission.count,>=,10; flowbits:set,tcp.retransmission.alerted; classtype:protocol-command-decode; sid:2210054; rev:1;)
+ # Packet on wrong thread. Fires at most once per flow.
+-alert tcp any any -> any any (msg:"SURICATA STREAM pkt seen on wrong thread"; stream-event:wrong_thread; sid:2210059; rev:1;)
++#alert tcp any any -> any any (msg:"SURICATA STREAM pkt seen on wrong thread"; stream-event:wrong_thread; sid:2210059; rev:1;)
+
+ # Packet with FIN+SYN set
+ alert tcp any any -> any any (msg:"SURICATA STREAM FIN SYN reuse"; stream-event:fin_syn; classtype:protocol-command-decode; sid:2210060; rev:1;)
--
2.30.2
next reply other threads:[~2021-12-08 17:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-08 17:18 Stefan Schantl [this message]
2021-12-09 16:39 ` Michael Tremer
2021-12-09 19:17 ` Peter Müller
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