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libcares2
0002-ares_getnameinfo-fix-random-results-with-c...
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File 0002-ares_getnameinfo-fix-random-results-with-c-ares-1.7..patch of Package libcares2
From a529199abfceae2f6a813616ced29b23d911d91e Mon Sep 17 00:00:00 2001 From: Denis Bilenko <denis.bilenko@gmail.com> Date: Wed, 24 Aug 2011 18:37:11 +0200 Subject: [PATCH 2/3] ares_getnameinfo: fix random results with c-ares 1.7.5 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In ares_getnameinfo memcpy did not copy enough bytes, causing it to return arbitrary memory contents as a result. Signed-off-by: Cristian RodrÃguez <crrodriguez@opensuse.org> --- ares_getnameinfo.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/ares_getnameinfo.c b/ares_getnameinfo.c index 82e261d..cdcd516 100644 --- a/ares_getnameinfo.c +++ b/ares_getnameinfo.c @@ -188,7 +188,7 @@ void ares_getnameinfo(ares_channel channel, const struct sockaddr *sa, if (sa->sa_family == AF_INET) { niquery->family = AF_INET; - memcpy(&niquery->addr.addr4, addr, sizeof(struct in_addr)); + memcpy(&niquery->addr.addr4, addr, sizeof(niquery->addr.addr4)); ares_gethostbyaddr(channel, &addr->sin_addr, sizeof(struct in_addr), AF_INET, nameinfo_callback, niquery); @@ -196,7 +196,7 @@ void ares_getnameinfo(ares_channel channel, const struct sockaddr *sa, else { niquery->family = AF_INET6; - memcpy(&niquery->addr.addr6, addr6, sizeof(struct ares_in6_addr)); + memcpy(&niquery->addr.addr6, addr6, sizeof(niquery->addr.addr6)); ares_gethostbyaddr(channel, &addr6->sin6_addr, sizeof(struct ares_in6_addr), AF_INET6, nameinfo_callback, niquery); -- 1.7.4.1
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