From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Wed, 10 Feb 2016 23:09:36 +0000 (+0000)
Subject: Fix issue with out-of-boundary reading
X-Git-Tag: 1.1.4~14
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=487588eb24a79e284a139174bc1b88bd8af4d67e;p=thirdparty%2Frspamd.git

Fix issue with out-of-boundary reading

Found by: coverity scan
---

diff --git a/src/fuzzy_storage.c b/src/fuzzy_storage.c
index 8d02732fa8..ca28ebe793 100644
--- a/src/fuzzy_storage.c
+++ b/src/fuzzy_storage.c
@@ -587,7 +587,7 @@ rspamd_fuzzy_decrypt_command (struct fuzzy_session *s)
 	s->key_stat = key->stat;
 
 	/* Now process keypair */
-	memcpy (rk.pk, hdr->pubkey, sizeof (rk.pk));
+	memcpy (rk.pk, hdr->pubkey, MIN(sizeof (hdr->pubkey), sizeof (rk.pk)));
 	rspamd_keypair_cache_process (s->ctx->keypair_cache, key->key, &rk);
 
 	/* Now decrypt request */