Hello, we have strange problem on some of our Buster hosts with Tigercron. The Subject and the "From / To " stands in the body, instead of the header: ============================= o: sysops@foo.local Received: from ina-pmox-02.foo.local (ina-pmox-02.foo.local [172.25.50.3]) by mx-01.foo.com (Postfix) with ESMTPS id 2972277 for <sysops@foo-it.com>; Mon, 20 Jul 2020 00:00:14 +0200 (CEST) Received: by ina-pmox-02.foo.local (Postfix) id 1626F262DC; Mon, 20 Jul 2020 00:00:14 +0200 (CEST) Delivered-To: root@ina-pmox-02.foo.local Received: by ina-pmox-02.foo.local (Postfix, from userid 0) id 10362262DB; Mon, 20 Jul 2020 00:00:14 +0200 (CEST) Date: Mon, 20 Jul 2020 00:00:14 +0200 To: root@foo.local User-Agent: s-nail v14.9.11 Message-Id: <20200719220014.10362262DB@ina-pmox-02.foo.local> From: root <root@foo.local> From: "Tiger automatic auditor at ina-pmox-02" <root@ina-pmox-02> To: root Subject: Tiger Auditing Report for ina-pmox-02 # Checking for known intrusion signs... # Running chkrootkit (/usr/sbin/chkrootkit) to perform further checks... # Checking for existence of log files... # Checking listening processes OLD: --WARN-- [lin003w] The process `kvm' is listening on socket 274285 (IPv4 on 274285 interface) is run by 32677. ============================= We have this on hosts, where where upgraded from Proxmox5 to Proxmox6 and also new installations with Proxmox6. The packages have the identical version numbers and also configuruation. I tried to switch the mailx, but does not make any difference. I have no idea, where to look. The SMTP is a local Postfix Any suggestions ? cu denny
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