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| author | ache <ache@FreeBSD.org> | 1997-06-13 19:21:54 +0000 |
|---|---|---|
| committer | ache <ache@FreeBSD.org> | 1997-06-13 19:21:54 +0000 |
| commit | ea356bff532d9ca6ae96c0916a3dedfcb8870627 (patch) | |
| tree | 4b110a755011399a15105730c7075e40a9f0c150 /lib/libc/net/res_comp.c | |
| parent | d15c79aba2767f76cc785ce52cadba7b7896a233 (diff) | |
| download | FreeBSD-src-ea356bff532d9ca6ae96c0916a3dedfcb8870627.zip FreeBSD-src-ea356bff532d9ca6ae96c0916a3dedfcb8870627.tar.gz | |
Add MAXHOSTNAMELEN check
Obtained from: OpenBSD
Diffstat (limited to 'lib/libc/net/res_comp.c')
| -rw-r--r-- | lib/libc/net/res_comp.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/libc/net/res_comp.c b/lib/libc/net/res_comp.c index ffacb84..14a4ba8 100644 --- a/lib/libc/net/res_comp.c +++ b/lib/libc/net/res_comp.c @@ -56,7 +56,7 @@ #if defined(LIBC_SCCS) && !defined(lint) static char sccsid[] = "@(#)res_comp.c 8.1 (Berkeley) 6/4/93"; static char orig_rcsid[] = "From: Id: res_comp.c,v 8.11 1996/12/02 09:17:22 vixie Exp"; -static char rcsid[] = "$Id$"; +static char rcsid[] = "$Id: res_comp.c,v 1.10 1997/02/22 15:00:29 peter Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/types.h> @@ -95,6 +95,8 @@ dn_expand(msg, eomorig, comp_dn, exp_dn, length) dn = exp_dn; cp = comp_dn; + if (length > MAXHOSTNAMELEN-1) + length = MAXHOSTNAMELEN-1; eom = exp_dn + length; /* * fetch next label in domain name |
