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Catch up with src parse.y changes by jsg@:

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Don't allow embedded nul characters in strings.
Fixes a pfctl crash with an anchor name containing
an embedded nul found with the afl fuzzer.

pfctl parse.y patch from and ok deraadt@
This commit is contained in:
okan 2015-01-17 02:05:03 +00:00
parent 7832f8c64d
commit ef55bfa6b2
1 changed files with 4 additions and 1 deletions
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5
app/cwm/parse.y
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@ -1,4 +1,4 @@
/* $OpenBSD: parse.y,v 1.59 2015/01/16 18:28:08 okan Exp $ */ /* $OpenBSD: parse.y,v 1.60 2015/01/17 02:05:03 okan Exp $ */
/* /*
* Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org> * Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org>
@ -438,6 +438,9 @@ yylex(void)
} else if (c == quotec) { } else if (c == quotec) {
*p = '\0'; *p = '\0';
break; break;
} else if (c == '\0') {
yyerror("syntax error");
return (findeol());
} }
if (p + 1 >= buf + sizeof(buf) - 1) { if (p + 1 >= buf + sizeof(buf) - 1) {
yyerror("string too long"); yyerror("string too long");