Race condition in fileserver in OpenAFS 1.3.50 through 1.4.5 and 1.5.0 through 1.5.27 allows remote attackers to cause a denial of service (daemon crash) by simultaneously acquiring and giving back file callbacks, which causes the handler for the GiveUpAllCallBacks RPC to perform linked-list operations without the host_glock lock.
lists.openafs.org/pipermail/openafs-announce/2007/000220.html
secunia.com/advisories/28327
secunia.com/advisories/28401
secunia.com/advisories/28433
secunia.com/advisories/28636
security.gentoo.org/glsa/glsa-200801-04.xml
www.debian.org/security/2008/dsa-1458
www.mandriva.com/security/advisories?name=MDVSA-2008:207
www.novell.com/linux/security/advisories/suse_security_summary_report.html
www.openafs.org/security/OPENAFS-SA-2007-003.txt
www.securityfocus.com/bid/27132
www.vupen.com/english/advisories/2008/0046