CVE ID:	CVE-2011-2939
Description:	Off-by-one error in the decode_xs function in Unicode/Unicode.xs in the Encode module before 2.44, as used in Perl before 5.15.6, might allow context-dependent attackers to cause a denial of service (memory corruption) via a crafted Unicode string, which triggers a heap-based buffer overflow.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2011-2939 46172 http://secunia.com/advisories/46172 46989 http://secunia.com/advisories/46989 49858 http://www.securityfocus.com/bid/49858 51457 http://secunia.com/advisories/51457 55314 http://secunia.com/advisories/55314 MDVSA-2012:008 http://www.mandriva.com/security/advisories?name=MDVSA-2012:008 RHSA-2011:1424 http://www.redhat.com/support/errata/RHSA-2011-1424.html USN-1643-1 http://www.ubuntu.com/usn/USN-1643-1 [oss-security] 20110818 CVE request: heap overflow in perl while decoding Unicode string http://www.openwall.com/lists/oss-security/2011/08/18/8 [oss-security] 20110819 Re: CVE request: heap overflow in perl while decoding Unicode string http://www.openwall.com/lists/oss-security/2011/08/19/17 http://cpansearch.perl.org/src/FLORA/perl-5.14.2/pod/perldelta.pod http://cpansearch.perl.org/src/FLORA/perl-5.14.2/pod/perldelta.pod http://perl5.git.perl.org/perl.git/commitdiff/e46d973584785af1f445c4dedbee4243419cb860#patch5 http://perl5.git.perl.org/perl.git/commitdiff/e46d973584785af1f445c4dedbee4243419cb860#patch5 http://search.cpan.org/~flora/perl-5.14.2/pod/perldelta.pod#Encode_decode_xs_n-byte_heap-overflow_%28CVE-2011-2939%29 http://search.cpan.org/~flora/perl-5.14.2/pod/perldelta.pod#Encode_decode_xs_n-byte_heap-overflow_%28CVE-2011-2939%29 https://bugzilla.redhat.com/show_bug.cgi?id=731246 https://bugzilla.redhat.com/show_bug.cgi?id=731246