Dovecot upstream has released latest v1.2.11 version: [1] http://www.dovecot.org/list/dovecot-news/2010-March/000152.html addressing one denial of service issue (from upstream announcement): "mbox users really should upgrade, because by sending a message with a huge header you could basically cause a DoS (this problem exists only with v1.2.x, not with v1.0 or v1.1)." References: [2] http://dovecot.org/pipermail/dovecot/2010-February/047190.html [3] http://dovecot.org/pipermail/dovecot/2010-February/047058.html [4] http://dovecot.org/releases/1.2/dovecot-1.2.11.tar.gz CVE Request: [5] http://www.openwall.com/lists/oss-security/2010/03/10/6
This issue did NOT affect the versions of the dovecot package, as shipped with Red Hat Enteprise Linux 4 and 5. This issue is scheduled to be addressed within following versions of the dovecot package, as shipped with Fedora: 1, dovecot-1.2.11-1.fc11 for Fedora 11 2, dovecot-1.2.11-1.fc12 for Fedora 12
dovecot 1.2.11 is stable in F11 - F13.
This is CVE-2010-0745.