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#! /bin/sh /usr/share/dpatch/dpatch-run
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## ipv6_buffer_miscalculation.dpatch by Matthias Scheler <tron@netbsd.org>
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##
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## DP: Fix an abort() caused by miscalculating the size of an internal buffer.
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## DP: This can crash applications using "libspf2" (e.g. "milter-greylist")
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## DP: in an e-mail gets delivered via SMTP over IPv6 depending on the
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## DP: remote machine's IPv6 address.
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@DPATCH@
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--- a/src/libspf2/spf_expand.c  2008-11-03 21:29:00.000000000 +0000
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+++ b/src/libspf2/spf_expand.c  2009-09-08 11:27:52.000000000 +0100
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@@ -245,7 +245,7 @@
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                case PARM_CLIENT_IP:            /* SMTP client IP                               */
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 #ifdef COMPUTE
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                        if (compute_length) {
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-                               len = sizeof(ip6_buf);
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+                               len = sizeof(ip6_rbuf);
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                                if (d->dv.url_encode)
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                                        len *= 3;
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                                buflen += len;