Commit 46ee271e authored by tnurnberg@mysql.com/white.intern.koehntopp.de's avatar tnurnberg@mysql.com/white.intern.koehntopp.de
Browse files

Bug#32707: misdimensioned buffer in protocol layer 

Miscalculation in protocol-layer: size buffer correctly so
even really long error messages cannot overflow our buffer.
parent c6f65c8b

sql/protocol.cc

+4 −1
Original line number Diff line number Diff line
@@ -56,7 +56,10 @@ void send_error(THD *thd, uint sql_errno, const char *err) 
{

#ifndef EMBEDDED_LIBRARY 

  uint length;

  char buff[MYSQL_ERRMSG_SIZE+2], *pos;

  /*

    buff[]: sql_errno:2 + ('#':1 + SQLSTATE_LENGTH:5) + MYSQL_ERRMSG_SIZE:512

  */

  char buff[2+1+SQLSTATE_LENGTH+MYSQL_ERRMSG_SIZE], *pos;

#endif

  const char *orig_err= err;

  NET *net= &thd->net;