[clamav-users] freshclam in clamav 0.102.2 stuck in cli_tgzload

Gary R. Schmidt grschmidt at acm.org
Sat Mar 21 22:58:04 EDT 2020


On 22/03/2020 09:18, Pierluigi Frullani via clamav-users wrote:
> Hi Mark
>    thanks for your input.
> Didn't work though :(
> I've put a bit of debug messages to see where it is passing and it 
> always pass in the "compr" check:
> 
>          pad = size % TAR_BLOCKSIZE ? (TAR_BLOCKSIZE - (size % 
> TAR_BLOCKSIZE)) : 0;
>          if (compr) {
>              if (off == gzseek(dbio->gzs, 0, SEEK_CUR)) {
>                  gzsek = gzseek(dbio->gzs, (long)size + pad, SEEK_CUR);
>                  printf("gzseek \n");
>              }
>              else if (pad) {
>                  gzseek(dbio->gzs, pad, SEEK_CUR);
>                  printf("pad gzseek \n");
>              }
> Now the loop says:
>   LibClamAV debug: cli_tgzload: Loading COPYING, size: 17992
> gzseek
> LibClamAV debug: cli_tgzload: Loading COPYING, size: 17992
> gzseek
> 
> so it's in the first part of the "if".
> Thinking it could have been a problem with gzseek I've added the "gzsek" 
> variable so I can check the return value:
>          if ( gzsek == -1 )
>             break;
> 
> but it stays in loop.
> So it could eventually be a problem with the libz library ....
> 
> I've filed a bug to bugzilla, but try to find also by myself.
> 

Solaris 10 has libz 1.2.3 - you might want to build the latest version 
(1.2.8?) and use that, I have vague memories that some newer source (not 
just clamav) just doesn't work with the older versions.

	Cheers,
		Gary	B-)


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