From: Pablo Neira Ayuso <pablo@netfilter.org>
To: netfilter-devel@vger.kernel.org
Cc: pwouters@redhat.com, fweimer@redhat.com
Subject: [PATCH conntrackd 1/8] conntrackd: fix sanitization of expection attribute in the wire format
Date: Tue, 18 Aug 2015 19:28:32 +0200 [thread overview]
Message-ID: <1439918919-6937-2-git-send-email-pablo@netfilter.org> (raw)
In-Reply-To: <1439918919-6937-1-git-send-email-pablo@netfilter.org>
The maximum number of attribute is NTA_EXP_MAX for expectation sync messages.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
src/parse.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/parse.c b/src/parse.c
index f3ec6ac..878e354 100644
--- a/src/parse.c
+++ b/src/parse.c
@@ -510,7 +510,7 @@ int msg2exp(struct nf_expect *exp, struct nethdr *net, size_t remain)
ATTR_NETWORK2HOST(attr);
if (attr->nta_len > len)
goto err;
- if (attr->nta_attr > NTA_MAX)
+ if (attr->nta_attr >= NTA_EXP_MAX)
goto err;
if (attr->nta_len < NTA_LENGTH(0))
goto err;
--
1.7.10.4
next prev parent reply other threads:[~2015-08-18 17:22 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-18 17:28 [PATCH conntrackd 0/8] unsorted fixes Pablo Neira Ayuso
2015-08-18 17:28 ` Pablo Neira Ayuso [this message]
2015-08-18 17:28 ` [PATCH conntrackd 2/8] conntrackd: NTA_MAX is also an invalid attribute Pablo Neira Ayuso
2015-08-18 17:28 ` [PATCH conntrackd 3/8] conntrackd: fix leak in fork_process_new() Pablo Neira Ayuso
2015-08-18 17:28 ` [PATCH conntrackd 4/8] conntrackd: fix descriptor leak in do_local_request() Pablo Neira Ayuso
2015-08-18 17:28 ` [PATCH conntrackd 5/8] conntrackd: fix error handling in nfq_queue_cb() Pablo Neira Ayuso
2015-08-18 17:28 ` [PATCH conntrackd 6/8] conntrackd: simplify branch in tcp_accept() Pablo Neira Ayuso
2015-08-18 17:28 ` [PATCH conntrackd 7/8] conntrackd: use strncpy to set up the cache name Pablo Neira Ayuso
2015-08-18 17:28 ` [PATCH conntrackd 8/8] conntrackd: missing break in expectation message parser function Pablo Neira Ayuso
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