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Red Hat Bugzilla – Attachment 243791 Details for
Bug 358831
CVE-2007-5398 Samba "reply_netbios_packet()" Buffer Overflow Vulnerability
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[patch]
Proposed patch
CVE-2007-5398.patch (text/plain), 554 bytes, created by
Josh Bressers
on 2007-10-30 18:47:10 UTC
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Description:
Proposed patch
Filename:
MIME Type:
Creator:
Josh Bressers
Created:
2007-10-30 18:47:10 UTC
Size:
554 bytes
patch
obsolete
>diff --git a/source/nmbd/nmbd_packets.c b/source/nmbd/nmbd_packets.c >index d49c8ba..b78ab5b 100644 >--- a/source/nmbd/nmbd_packets.c >+++ b/source/nmbd/nmbd_packets.c >@@ -970,6 +970,12 @@ for id %hu\n", packet_type, nmb_namestr(&orig_nmb->question.question_name), > nmb->answers->ttl = ttl; > > if (data && len) { >+ if (len < 0 || len > sizeof(nmb->answers->rdata)) { >+ DEBUG(5,("reply_netbios_packet: " >+ "invalid packet len (%d)\n", >+ len )); >+ return; >+ } > nmb->answers->rdlength = len; > memcpy(nmb->answers->rdata, data, len); > }
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