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36 lines
1.1 KiB
36 lines
1.1 KiB
From e093225299cb2aba9ad88b475d01e4fc989d5448 Mon Sep 17 00:00:00 2001
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From: Nikos Mavrogiannopoulos <nmav@redhat.com>
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Date: Thu, 26 Nov 2015 17:07:46 +0100
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Subject: [PATCH 1/2] use sockaddr_storage in rc_ipaddr_local
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This corrects a buffer overflow in that function
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---
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lib/config.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/lib/config.c b/lib/config.c
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index 2933298..6e9af4d 100644
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--- a/lib/config.c
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+++ b/lib/config.c
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@@ -836,7 +836,7 @@ static int find_match (const struct addrinfo* addr, const struct addrinfo *hostn
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static int rc_ipaddr_local(const struct sockaddr *addr)
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{
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int temp_sock, res, serrno;
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- struct sockaddr tmpaddr;
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+ struct sockaddr_storage tmpaddr;
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memcpy(&tmpaddr, addr, SA_LEN(addr));
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@@ -849,7 +849,7 @@ static int rc_ipaddr_local(const struct sockaddr *addr)
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} else {
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((struct sockaddr_in6*)&tmpaddr)->sin6_port = 0;
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}
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- res = bind(temp_sock, &tmpaddr, SA_LEN(&tmpaddr));
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+ res = bind(temp_sock, (struct sockaddr*)(&tmpaddr), SS_LEN(&tmpaddr));
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serrno = errno;
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close(temp_sock);
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if (res == 0)
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--
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2.5.0
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