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authorJeremy Allison <jra@samba.org>2019-02-24 08:15:23 -0800
committerKarolin Seeger <kseeger@samba.org>2019-03-05 07:39:29 +0000
commit03e4555f344e6806c80fefc8cf00a08d6ea2766e (patch)
tree9541ac2f2c92e33ecebc22b31e1c035d620ac578
parentc249c88cdb731026da04819e165717bb89278a42 (diff)
downloadsamba-03e4555f344e6806c80fefc8cf00a08d6ea2766e.tar.gz
s3: smbd: filenames - ensure we replace the missing '/' if we error in an intermediate POSIX path.
Previous regression test ensures we still return the correct error code for POSIX pathname operations. BUG: https://bugzilla.samba.org/show_bug.cgi?id=13803 Signed-off-by: Jeremy Allison <jra@samba.org> Reviewed-by: Volker Lendecke <vl@samba.org> Autobuild-User(master): Volker Lendecke <vl@samba.org> Autobuild-Date(master): Mon Feb 25 09:33:27 CET 2019 on sn-devel-144 (cherry picked from commit 3f1a13a94a753c5cb3b9f2cf795df5adb0f74205)
-rw-r--r--selftest/knownfail1
-rw-r--r--source3/smbd/filename.c18
2 files changed, 18 insertions, 1 deletions
diff --git a/selftest/knownfail b/selftest/knownfail
index f4427fb4ab4..84776d4f35d 100644
--- a/selftest/knownfail
+++ b/selftest/knownfail
@@ -9,7 +9,6 @@
^samba3.smbtorture_s3.crypt_server\(nt4_dc\).SMB2-SESSION-REAUTH # expected to give ACCESS_DENIED SMB2.1 doesn't have encryption
^samba3.smbtorture_s3.crypt_server\(nt4_dc\).SMB2-SESSION-RECONNECT # expected to give CONNECTION_DISCONNECTED, we need to fix the test
^samba3.smbtorture_s3.*ad_dc_ntvfs.*SMB2-DIR-FSYNC.*
-^samba3.smbtorture_s3.*.POSIX-MKDIR
^samba3.smb2.session enc.reconnect # expected to give CONNECTION_DISCONNECTED, we need to fix the test
^samba3.raw.session enc # expected to give ACCESS_DENIED as SMB1 encryption isn't used
^samba3.smbtorture_s3.crypt_server # expected to give ACCESS_DENIED as SMB1 encryption isn't used
diff --git a/source3/smbd/filename.c b/source3/smbd/filename.c
index 4c8c5ea19bc..8a00fbb06e7 100644
--- a/source3/smbd/filename.c
+++ b/source3/smbd/filename.c
@@ -917,6 +917,24 @@ NTSTATUS unix_convert(TALLOC_CTX *ctx,
*
* BUG: https://bugzilla.samba.org/show_bug.cgi?id=13803
*/
+ if (end != NULL) {
+ const char *morepath = NULL;
+ /*
+ * If this is intermediate we must
+ * restore the full path.
+ */
+ *end = '/';
+ /*
+ * If there are any more components
+ * after the failed LSTAT we cannot
+ * continue.
+ */
+ morepath = strchr(end + 1, '/');
+ if (morepath != NULL) {
+ status = NT_STATUS_OBJECT_PATH_NOT_FOUND;
+ goto fail;
+ }
+ }
if (errno == ENOENT) {
/* New file or directory. */
goto done;