bzip2 is a high-quality data compressor used extensively by Gentoo Linux.
An integer overflow vulnerability has been discovered in bzip2. Please review the CVE identifier referenced below for details.
A remote attacker could entice a user to open a specially crafted compressed file using bzip2, possibly resulting in execution of arbitrary code with the privileges of the process, or a Denial of Service condition.
There is no known workaround at this time.
All bzip2 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-arch/bzip2-1.0.6"