A patch from Jouni Malinen to avoid some buffer overflows in vi,

closing bug #1270
This commit is contained in:
Eric Andersen 2002-10-26 10:19:19 +00:00
parent 12f834ccfc
commit fda2b7ff47

View File

@ -19,7 +19,7 @@
*/
static const char vi_Version[] =
"$Id: vi.c,v 1.23 2002/08/21 13:02:24 aaronl Exp $";
"$Id: vi.c,v 1.24 2002/10/26 10:19:19 andersen Exp $";
/*
* To compile for standalone use:
@ -2566,8 +2566,14 @@ static Byte get_one_char()
// adding STDIN chars to q
c = readit(); // get the users input
if (last_modifying_cmd != 0) {
// add new char to q
last_modifying_cmd[strlen((char *) last_modifying_cmd)] = c;
int len = strlen((char *) last_modifying_cmd);
if (len + 1 >= BUFSIZ) {
psbs("last_modifying_cmd overrun");
} else {
// add new char to q
last_modifying_cmd[len] = c;
}
}
}
#else /* CONFIG_FEATURE_VI_DOT_CMD */