Array index error in the apply_rcs_change function in rcs.c in CVS 1.11.23 allows local users to gain privileges via an RCS file containing crafted delta fragment changes that trigger a heap-based buffer overflow.
https://exchange.xforce.ibmcloud.com/vulnerabilities/62858
https://bugzilla.redhat.com/show_bug.cgi?id=642146
http://www.vupen.com/english/advisories/2010/3080
http://www.vupen.com/english/advisories/2010/2899
http://www.vupen.com/english/advisories/2010/2869
http://www.vupen.com/english/advisories/2010/2846
http://www.vupen.com/english/advisories/2010/2845
http://www.securitytracker.com/id?1024795
http://www.securityfocus.com/bid/44528
http://www.redhat.com/support/errata/RHSA-2010-0918.html
http://secunia.com/advisories/42409
http://secunia.com/advisories/42041
http://secunia.com/advisories/41079
http://lists.fedoraproject.org/pipermail/package-announce/2010-October/050090.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050287.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-November/050212.html
http://cvs.savannah.gnu.org/viewvc/cvs/ccvs/src/rcs.c?r1=1.262.4.65&r2=1.262.4.66&sortby=rev