The RPC code generator in Samba 3.x before 3.4.16, 3.5.x before 3.5.14, and 3.6.x before 3.6.4 does not implement validation of an array length in a manner consistent with validation of array memory allocation, which allows remote attackers to execute arbitrary code via a crafted RPC call.
https://www.samba.org/samba/security/CVE-2012-1182
http://www.ubuntu.com/usn/USN-1423-1
http://www.securitytracker.com/id?1026913
http://www.samba.org/samba/history/samba-3.6.4.html
http://www.mandriva.com/security/advisories?name=MDVSA-2012:055
http://www.debian.org/security/2012/dsa-2450
http://www.collax.com/produkte/AllinOne-server-for-small-businesses#id2565578
http://support.apple.com/kb/HT5281
http://secunia.com/advisories/48999
http://secunia.com/advisories/48879
http://secunia.com/advisories/48873
http://secunia.com/advisories/48844
http://secunia.com/advisories/48818
http://secunia.com/advisories/48816
http://secunia.com/advisories/48754
http://secunia.com/advisories/48751
http://marc.info/?l=bugtraq&m=134323086902585&w=2
http://marc.info/?l=bugtraq&m=133951282306605&w=2
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00008.html
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00007.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-May/080567.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078836.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078726.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/078258.html
http://lists.apple.com/archives/security-announce/2012/May/msg00001.html