diff options
| author |   doug <doug@openbsd.org> | 2014-10-11 03:05:48 +0000 |
|---|---|---|
| committer | doug <doug@openbsd.org> | 2014-10-11 03:05:48 +0000 |
| commit | 7b988c83be4b44598d7663cd4e933e3b51ed64ab (patch) | |
| tree | d981645961f13f7f50879e01a6dd3fd3c7bdccc5 | |
| parent | Userland reallocarray() audit. (diff) | |
| download | wireguard-openbsd-7b988c83be4b44598d7663cd4e933e3b51ed64ab.tar.xz wireguard-openbsd-7b988c83be4b44598d7663cd4e933e3b51ed64ab.zip | |
Userland reallocarray() audit.
Avoid potential integer overflow in the size argument of malloc() and
realloc() by using reallocarray() to avoid unchecked multiplication.
ok deraadt@
| -rw-r--r-- | usr.bin/indent/lexi.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/usr.bin/indent/lexi.c b/usr.bin/indent/lexi.c index 3b3b5dd7bec..09a1bd26232 100644 --- a/usr.bin/indent/lexi.c +++ b/usr.bin/indent/lexi.c @@ -1,4 +1,4 @@ -/* $OpenBSD: lexi.c,v 1.16 2013/11/26 13:21:17 deraadt Exp $ */ +/* $OpenBSD: lexi.c,v 1.17 2014/10/11 03:05:48 doug Exp $ */ /* * Copyright (c) 1980, 1993 @@ -584,7 +584,7 @@ addkey(char *key, int val) int newspecials = maxspecials + (maxspecials >> 2); struct templ *specials2; - specials2 = realloc(specials, newspecials * sizeof specials[0]); + specials2 = reallocarray(specials, newspecials, sizeof(specials[0])); if (specials2 == NULL) err(1, NULL); specials = specials2; |