From: Douglas Bagnall Date: Thu, 11 Feb 2021 04:05:14 +0000 (+1300) Subject: CVE-2020-27840: pytests:segfault: add ldb.Dn validate test X-Git-Tag: samba-4.12.13~4 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d59379853d8ea755a0281969f98aeca133201894;p=thirdparty%2Fsamba.git CVE-2020-27840: pytests:segfault: add ldb.Dn validate test ldb.Dn.validate wraps ldb_dn_explode. BUG: https://bugzilla.samba.org/show_bug.cgi?id=14595 Signed-off-by: Douglas Bagnall Reviewed-by: Andrew Bartlett --- diff --git a/python/samba/tests/segfault.py b/python/samba/tests/segfault.py index 07e2d46d56a..70bd5b180e3 100644 --- a/python/samba/tests/segfault.py +++ b/python/samba/tests/segfault.py @@ -174,3 +174,9 @@ class SegfaultTests(samba.tests.TestCase): def test_dcerpc_idl_inline_arrays(self): """Inline arrays were incorrectly handled.""" dnsserver.DNS_RPC_SERVER_INFO_DOTNET().pExtensions + + @segfault_detector + def test_ldb_dn_explode_crash(self): + for i in range(106, 550, 5): + dn = ldb.Dn(ldb.Ldb(), "a=b%s,c= " % (' ' * i)) + dn.validate() diff --git a/selftest/knownfail.d/python-segfaults b/selftest/knownfail.d/python-segfaults index 1be0566dcb1..524f7dd013b 100644 --- a/selftest/knownfail.d/python-segfaults +++ b/selftest/knownfail.d/python-segfaults @@ -1 +1,2 @@ samba.tests.segfault.samba.tests.segfault.SegfaultTests.test_net_replicate_init__3 +samba.tests.segfault.samba.tests.segfault.SegfaultTests.test_ldb_dn_explode_crash