The Samba-Bugzilla – Attachment 16366 Details for
Bug 14595
CVE-2020-27840 [SECURITY] Unauthenticated remote heap corruption via bad DNs
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[patch]
the immediate fix
0002-fix-for-ldb_dn_explode-crash.patch (text/plain), 726 bytes, created by
Douglas Bagnall
on 2020-12-11 03:42:44 UTC
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Description:
the immediate fix
Filename:
MIME Type:
Creator:
Douglas Bagnall
Created:
2020-12-11 03:42:44 UTC
Size:
726 bytes
patch
obsolete
>From b56d64a0e69054a39965ac71ee963d4c0d3b1d68 Mon Sep 17 00:00:00 2001 >From: Douglas Bagnall <douglas.bagnall@catalyst.net.nz> >Date: Fri, 11 Dec 2020 16:32:25 +1300 >Subject: [PATCH 2/2] fix for ldb_dn_explode crash > >I think this is all we need. > >Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz> >--- > lib/ldb/common/ldb_dn.c | 1 + > 1 file changed, 1 insertion(+) > >diff --git a/lib/ldb/common/ldb_dn.c b/lib/ldb/common/ldb_dn.c >index 001fcad621f..cce5ad5b2ff 100644 >--- a/lib/ldb/common/ldb_dn.c >+++ b/lib/ldb/common/ldb_dn.c >@@ -570,6 +570,7 @@ static bool ldb_dn_explode(struct ldb_dn *dn) > /* trim back */ > d -= (p - t); > l -= (p - t); >+ t = NULL; > } > > in_attr = true; >-- >2.25.1 >
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