Log Message:
Pullup ticket #6625 - requested by taca
security/clamav: security fix

Revisions pulled up:
- security/clamav/Makefile                                      1.84
- security/clamav/Makefile.common                               1.23
- security/clamav/buildlink3.mk                                 1.16
- security/clamav/distinfo                                      1.42

---
   Module Name:	pkgsrc
   Committed By:	taca
   Date:		Thu May  5 00:44:07 UTC 2022

   Modified Files:
   	pkgsrc/security/clamav: Makefile Makefile.common buildlink3.mk distinfo

   Log Message:
   security/clamav: update to 0.103.6

   0.103.6 (2022-05-04)

   ClamAV 0.103.6 is a critical patch release with the following fixes:

   - [CVE-2022-20770](CVE-2022-20770): Fixed a possible infinite loop vulner=
   ability
     in the CHM file parser.
     Issue affects versions 0.104.0 through 0.104.2 and LTS version 0.103.5 =
   and
     prior versions.
     Thank you to Micha=A9=A9 Dardas for reporting this issue.

   - [CVE-2022-20796](CVE-2022-20796): Fixed a possible NULL-pointer derefer=
   ence
     crash in the scan verdict cache check.
     Issue affects versions 0.103.4, 0.103.5, 0.104.1, and 0.104.2.
     Thank you to Alexander Patrakov and Antoine Gatineau for reporting this=
    issue.

   - [CVE-2022-20771](CVE-2022-20771): Fixed a possible infinite loop vulner=
   ability
     in the TIFF file parser.
     Issue affects versions 0.104.0 through 0.104.2 and LTS version 0.103.5 =
   and
     prior versions.
     The issue only occurs if the "--alert-broken-media" ClamScan option is
     enabled. For ClamD, the affected option is "AlertBrokenMedia \ 
yes", and =
   for
     libclamav it is the "CL_SCAN_HEURISTIC_BROKEN_MEDIA" scan option.
     Thank you to Micha=A9=A9 Dardas for reporting this issue.

   - [CVE-2022-20785](CVE-2022-20785): Fixed a possible memory leak in the
     HTML file parser / Javascript normalizer.
     Issue affects versions 0.104.0 through 0.104.2 and LTS version 0.103.5 =
   and
     prior versions.
     Thank you to Micha=A9=A9 Dardas for reporting this issue.

   - [CVE-2022-20792](CVE-2022-20792): Fixed a possible multi-byte heap buff=
   er
     overflow write vulnerability in the signature database load module.
     The fix was to update the vendored regex library to the latest version.
     Issue affects versions 0.104.0 through 0.104.2 and LTS version 0.103.5 =
   and
     prior versions.
     Thank you to Micha=A9=A9 Dardas for reporting this issue.

   - ClamOnAcc: Fixed a number of assorted stability issues and added niceti=
   es for
     debugging ClamOnAcc. Patches courtesy of Frank Fegert.

   - Fixed an issue causing byte-compare subsignatures to cause an alert whe=
   n they
     match even if other conditions of the given logical signatures were not=
    met.

   - Fix memleak when using multiple byte-compare subsignatures.
     This fix was backported from 0.104.0.
     Thank you to Andrea De Pasquale for contributing the fix.

   - Assorted bug fixes and improvements.

   Special thanks to the following people for code contributions and bug rep=
   orts:
   - Alexander Patrakov
   - Andrea De Pasquale
   - Antoine Gatineau
   - Frank Fegert
   - Micha=A9=A9 Dardas