On Wed, 2012-11-14 at 09:48 +0100, Stefan Leichter wrote: > + char buffer[6]; > + unsigned int buflen, *size = (unsigned int*) buffer; > > - if (len < 9 || !cred_decode( cred + 3, 6, (char *)&size ) || !size > || size % sizeof(WCHAR)) > + if (len < 9 || !cred_decode( cred + 3, 6, buffer ) || !*size || > *size % sizeof(WCHAR))
You're still truncating the decoded size. You should instead make 'size' a ULONGLONG and initialize it to 0. Is this little-endian ARM?