[clamav-users] ***UNCHECKED*** Re: Malformed database issue

Al Varnell alvarnell at mac.com
Mon Jul 16 23:37:07 EDT 2018


Micah said earlier that 1.2.3 cannot be used with ClamAV 100.x and I suspect your hardware won't support using zlib 1.2.4 or above, so you will either need that new box or roll ClamAV back to an earlier version.

-Al-

On Mon, Jul 16, 2018 at 07:19 PM, Jay Hart wrote:
> I do have zlib installed:
> 
> root at centos include]# yum info zlib
> Loaded plugins: fastestmirror, refresh-packagekit, security
> Loading mirror speeds from cached hostfile
> * base: ewr.edge.kernel.org <http://ewr.edge.kernel.org/>
> * epel: mirror.cs.princeton.edu <http://mirror.cs.princeton.edu/>
> * extras: mirror.cs.vt.edu <http://mirror.cs.vt.edu/>
> * updates: mirror.umd.edu <http://mirror.umd.edu/>
> Installed Packages
> Name        : zlib
> Arch        : i686
> Version     : 1.2.3
> Release     : 29.el6
> Size        : 136 k
> Repo        : installed
>> From repo   : base
> Summary     : The zlib compression and decompression library
> URL         : http://www.gzip.org/zlib/ <http://www.gzip.org/zlib/>
> License     : zlib and Boost
> Description : Zlib is a general-purpose, patent-free, lossless data compression
>            : library which is used by many different programs.
> 
> File location:
> [root at centos include]# repoquery -l zlib
> /lib/libz.so.1
> /lib/libz.so.1.2.3
> /usr/share/doc/zlib-1.2.3
> /usr/share/doc/zlib-1.2.3/ChangeLog
> /usr/share/doc/zlib-1.2.3/FAQ
> /usr/share/doc/zlib-1.2.3/README
> 
> Jay
>> Two things (each item is a bit long), with two questions/comments at the bottom:
>> 
>> 1. I don't think zlib-devel is installed:
>> 
>> [root at centos tmp]# yum info zlib-devel
>> Loaded plugins: fastestmirror, refresh-packagekit, security
>> Loading mirror speeds from cached hostfile
>> epel/metalink                                                              |  15 kB     00:00
>> * base: ewr.edge.kernel.org <http://ewr.edge.kernel.org/>
>> * epel: mirror.cogentco.com <http://mirror.cogentco.com/>
>> * extras: mirror.cs.vt.edu <http://mirror.cs.vt.edu/>
>> * updates: mirror.vcu.edu <http://mirror.vcu.edu/>
>> base                                                                       | 3.7 kB     00:00
>> epel                                                                       | 3.2 kB     00:00
>> extras                                                                     | 3.3 kB     00:00
>> updates                                                                    | 3.4 kB     00:00
>> Available Packages
>> Name        : zlib-devel
>> Arch        : i686
>> Version     : 1.2.3
>> Release     : 29.el6
>> Size        : 44 k
>> Repo        : base
>> Summary     : Header files and libraries for Zlib development
>> URL         : http://www.gzip.org/zlib/ <http://www.gzip.org/zlib/>
>> License     : zlib and Boost
>> Description : The zlib-devel package contains the header files and libraries needed
>>            : to develop programs that use the zlib compression and decompression
>>            : library.
>> 
>> [root at centos tmp]# more  /usr/include/zlib.h |grep VERSION
>> /usr/include/zlib.h: No such file or directory
>> 
>> [root at centos include]# rpm -ql zlib-devel
>> package zlib-devel is not installed
>> 
>> 2. 32-bit CPU data:
>> [root at centos include]# lscpu |grep "CPU op-mode"
>> CPU op-mode(s):        32-bit
>> [root at centos include]# lscpu
>> Architecture:          i686
>> CPU op-mode(s):        32-bit
>> Byte Order:            Little Endian
>> CPU(s):                4
>> On-line CPU(s) list:   0-3
>> Thread(s) per core:    2
>> Core(s) per socket:    2
>> Socket(s):             1
>> Vendor ID:             GenuineIntel
>> CPU family:            6
>> Model:                 54
>> Model name:            Intel(R) Atom(TM) CPU D2700   @ 2.13GHz
>> Stepping:              1
>> CPU MHz:               2128.240
>> BogoMIPS:              4256.48
>> L1d cache:             24K
>> L1i cache:             32K
>> L2 cache:              512K
>> 
>> Could the fact zlib-devel is NOT installed be my issue?
>> 
>> Also, it looks like my hardware will not support Centos 7 so I'm guessing need to procure a new
>> box.
>> 
>> I think this answers all the outstanding queries you asked for Micah.  My thanks for the support.
>> 
>> Jay
>> 
>> 
>>> On CentOS you should be able to check with: `yum info zlib-devel`
>>> 
>>> Alternatively, take a peek in /usr/include/zlib.h for the line starting with:
>>> #define ZLIB_VERSION
>>> 
>>> Micah Snyder
>>> ClamAV Development
>>> Talos
>>> Cisco Systems, Inc.
>> 
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>> 
>> 
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>> 
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>> 
> 
> 
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> 
> 
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> 
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-Al-
-- 
Al Varnell
Mountain View, CA




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