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D19968.id56387.diff
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D19968.id56387.diff
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Index: sys/netinet6/raw_ip6.c
===================================================================
--- sys/netinet6/raw_ip6.c
+++ sys/netinet6/raw_ip6.c
@@ -239,7 +239,8 @@
}
if (in6p->in6p_cksum != -1) {
RIP6STAT_INC(rip6s_isum);
- if (in6_cksum(m, proto, *offp,
+ if (m->m_pkthdr.len - (*offp + in6p->in6p_cksum) < 2 ||
+ in6_cksum(m, proto, *offp,
m->m_pkthdr.len - *offp)) {
RIP6STAT_INC(rip6s_badsum);
goto skip_2;
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D19968.id56387.diff (457 B)
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D19968: Improve checksum computation via IPV6_CHECKSUM for received packets
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