libebml2 'EBML_BufferToID' function denial of service vulnerability

libebml2 is an open source EBML parser written in C . A security vulnerability exists in the 'EBMLBufferToID' function in the ebmlelement.c file in libebml2 2012-08-26 and earlier versions. A remote attacker can exploit this vulnerability to cause a denial of service null pointer backreference an...