ipsec-tools: CVE-2015-4047: null pointer dereference crash in racoon
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See: https://bugs.gentoo.org/show_bug.cgi?id=550118
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Downloaded from
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https://gitweb.gentoo.org/repo/gentoo.git/tree/net-vpn/ipsec-tools/files/ipsec-tools-CVE-2015-4047.patch
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See also
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https://sources.debian.net/src/ipsec-tools/1:0.8.2%2B20140711-8/debian/patches/bug785778-null-pointer-deref.patch/
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Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
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--- ./src/racoon/gssapi.c 9 Sep 2006 16:22:09 -0000 1.4
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+++ ./src/racoon/gssapi.c 19 May 2015 15:16:00 -0000 1.6
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@@ -192,6 +192,11 @@
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gss_name_t princ, canon_princ;
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OM_uint32 maj_stat, min_stat;
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+ if (iph1->rmconf == NULL) {
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+ plog(LLV_ERROR, LOCATION, NULL, "no remote config\n");
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+ return -1;
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+ }
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+
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gps = racoon_calloc(1, sizeof (struct gssapi_ph1_state));
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if (gps == NULL) {
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plog(LLV_ERROR, LOCATION, NULL, "racoon_calloc failed\n");
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