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Red Hat Bugzilla – Attachment 623346 Details for
Bug 863936
dhcrelay segfaults when packet is received over interface without any IPv4 address assigned
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[patch]
patch
dhcp-4.1.1-P1-do_relay4.patch (text/plain), 608 bytes, created by
Jiri Popelka
on 2012-10-08 08:54:42 UTC
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Description:
patch
Filename:
MIME Type:
Creator:
Jiri Popelka
Created:
2012-10-08 08:54:42 UTC
Size:
608 bytes
patch
obsolete
>diff -up dhcp-4.1.1-P1/relay/dhcrelay.c.do_relay4 dhcp-4.1.1-P1/relay/dhcrelay.c >--- dhcp-4.1.1-P1/relay/dhcrelay.c.do_relay4 2012-10-08 10:44:42.000000000 +0200 >+++ dhcp-4.1.1-P1/relay/dhcrelay.c 2012-10-08 10:47:01.992278503 +0200 >@@ -566,6 +566,12 @@ do_relay4(struct interface_info *ip, str > return; > } > >+ if (ip->address_count < 1 || ip->addresses == NULL) { >+ log_info("Discarding packet received on %s interface that " >+ "has no IPv4 address assigned.", ip->name); >+ return; >+ } >+ > /* Find the interface that corresponds to the giaddr > in the packet. */ > if (packet->giaddr.s_addr) {
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bug 863936
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