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authorArvid Requate <requate@univention.de>2012-03-02 13:59:30 +0100
committerNadezhda Ivanova <nivanova@samba.org>2012-03-02 21:26:40 +0100
commitb1cedbbeea14e67cbce32d6ab152c6c5413ba7d8 (patch)
treeab728080cb1e5d5ae729d38508cf648cbb245407 /source4/dsdb
parent95976d4ec2111a5be7dab2698de35537a10536a1 (diff)
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SEGV in acl_validate_spn_value: dnsHostName NULL
This patch addresses a segfault in acl_validate_spn_value which occurs when the "dnsHostName" attribute is missing. This seems to be the case in domains migrated with samba3upgrade. Looks similar to MS KB 817543. Signed-off-by: Nadezhda Ivanova <nivanova@drizzit.(none)> Autobuild-User: Nadezhda Ivanova <nivanova@samba.org> Autobuild-Date: Fri Mar 2 21:26:40 CET 2012 on sn-devel-104
Diffstat (limited to 'source4/dsdb')
-rw-r--r--source4/dsdb/samdb/ldb_modules/acl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/source4/dsdb/samdb/ldb_modules/acl.c b/source4/dsdb/samdb/ldb_modules/acl.c
index abde85f682..6aed6825cb 100644
--- a/source4/dsdb/samdb/ldb_modules/acl.c
+++ b/source4/dsdb/samdb/ldb_modules/acl.c
@@ -516,7 +516,7 @@ static int acl_validate_spn_value(TALLOC_CTX *mem_ctx,
if (strlen(instanceName) == (strlen(samAccountName) - 1)
&& strncasecmp(instanceName, samAccountName, strlen(samAccountName) - 1) == 0) {
goto success;
- } else if (strcasecmp(instanceName, dnsHostName) == 0) {
+ } else if (dnsHostName != NULL && strcasecmp(instanceName, dnsHostName) == 0) {
goto success;
} else if (is_dc) {
const char *guid_str;