ClamAV 0.98.7

This release contains new scanning features and bug fixes.

• Improvements to PDF processing: decryption, escape sequence handling, and file property collection.
• Scanning/analysis of additional Microsoft Office 2003 XML format.
• Fix infinite loop condition on crafted y0da cryptor file. Identified and patch suggested by Sebastian Andrzej Siewior. CVE-2015-2221.
• Fix crash on crafted petite packed file. Reported and patch supplied by Sebastian Andrzej Siewior. CVE-2015-2222.
• Fix false negatives on files within iso9660 containers. This issue was reported by Minzhuan Gong.
• Fix a couple crashes on crafted upack packed file. Identified and patches supplied by Sebastian Andrzej Siewior.
• Fix a crash during algorithmic detection on crafted PE file. Identified and patch supplied by Sebastian Andrzej Siewior.
• Fix an infinite loop condition on a crafted "xz" archive file. This was reported by Dimitri Kirchner and Goulven Guiheux. CVE-2015-2668.
• Fix compilation error after ./configure --disable-pthreads. Reported and fix suggested by John E. Krokes.
• Apply upstream patch for possible heap overflow in Henry Spencer's regex library. CVE-2015-2305.
• Fix crash in upx decoder with crafted file. Discovered and patch supplied by Sebastian Andrzej Siewior. CVE-2015-2170.
• Fix segfault scanning certain HTML files. Reported with sample by Kai Risku.
• Improve detections within xar/pkg files.