Project Release Information
This release fixes a potential integer overflow vulnerability, reported as CVE-2010-0405.
This release removes a potential security
vulnerability which caused
bzip2 to fail one of the test cases provided and
reported in CERT-FI
20469. Upgrading is strongly recommended.
A race problem with file permissions, as reported
in CAN-2005-0953, has
been fixed. Problems with file name sanitizing in
bzgrep, as reported
for zgrep (from gzip package) in CAN-2005-0758,
have been fixed. A
potential segfault in BZ2_bzclose() has been
eliminated. Minor code and
build system cleanups have been made.
This release enhances the robustness against
corrupted compressed data. Upgrading is
recommended. Documentation bugs have been fixed.
Building on 64-bit platforms and with gcc4 was
This release fixes file handling and documentation bugs.
bzip2 is a portable, lossless data compressor based on the Burrows-Wheeler transform. It achieves good compression and runs on practically every (32/64-bit) platform in the known universe. The compression engine is also available as a library (libbz2), should you desire a programmatic interface.