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

Jay Hart jhart at kevla.org
Mon Jul 16 22:19:47 EDT 2018


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
 * epel: mirror.cs.princeton.edu
 * extras: mirror.cs.vt.edu
 * updates: 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/
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
>  * epel: mirror.cogentco.com
>  * extras: mirror.cs.vt.edu
>  * updates: 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/
> 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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