Evolution 2.22.3.1 checks S/MIME signatures against a copy of the e-mail text within a signed-data blob, not the copy of the e-mail text displayed to the user, which allows remote attackers to spoof a signature by modifying the latter copy, a different vulnerability than CVE-2008-5077.
bugs.debian.org/cgi-bin/bugreport.cgi?bug=508479
bugzilla.gnome.org/show_bug.cgi?id=564465
lists.opensuse.org/opensuse-security-announce/2010-03/msg00004.html
lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html
lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.html
openwall.com/lists/oss-security/2009/02/10/7
secunia.com/advisories/33848
secunia.com/advisories/34338
secunia.com/advisories/34339
secunia.com/advisories/34363
secunia.com/advisories/35357
secunia.com/advisories/38915
www.debian.org/security/2009/dsa-1813
www.mandriva.com/security/advisories?name=MDVSA-2009:078
www.redhat.com/support/errata/RHSA-2009-0354.html
www.redhat.com/support/errata/RHSA-2009-0355.html
www.securityfocus.com/bid/33720
www.vupen.com/english/advisories/2010/1107
bugzilla.redhat.com/show_bug.cgi?id=484925
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9619
www.redhat.com/archives/fedora-package-announce/2009-March/msg00666.html
www.redhat.com/archives/fedora-package-announce/2009-March/msg00672.html