openSUSE Security Update : samba (openSUSE-2016-462) (Badlock)

This script is Copyright (C) 2016 Tenable Network Security, Inc.

Synopsis :

The remote openSUSE host is missing a security update.

Description :

samba was updated to version 4.2.4 to fix 14 security issues.

These security issues were fixed :

- CVE-2015-5370: DCERPC server and client were vulnerable
to DOS and MITM attacks (bsc#936862).

- CVE-2016-2110: A man-in-the-middle could have downgraded
NTLMSSP authentication (bsc#973031).

- CVE-2016-2111: Domain controller netlogon member
computer could have been spoofed (bsc#973032).

- CVE-2016-2112: LDAP conenctions were vulnerable to
downgrade and MITM attack (bsc#973033).

- CVE-2016-2113: TLS certificate validation were missing

- CVE-2016-2115: Named pipe IPC were vulnerable to MITM
attacks (bsc#973036).

- CVE-2016-2118: 'Badlock' DCERPC impersonation of
authenticated account were possible (bsc#971965).

- CVE-2015-3223: Malicious request can cause Samba LDAP
server to hang, spinning using CPU (boo#958581).

- CVE-2015-5330: Remote read memory exploit in LDB

- CVE-2015-5252: Insufficient symlink verification (file
access outside the share)(boo#958582).

- CVE-2015-5296: No man in the middle protection when
forcing smb encryption on the client side (boo#958584).

- CVE-2015-5299: Currently the snapshot browsing is not
secure thru windows previous version (shadow_copy2)

- CVE-2015-8467: Fix Microsoft MS15-096 to prevent machine
accounts from being changed into user accounts

- CVE-2015-7560: Getting and setting Windows ACLs on
symlinks can change permissions on link target

These non-security issues were fixed :

- Fix samba.tests.messaging test and prevent potential tdb
corruption by removing obsolete now invalid tdb_close
call; (boo#974629).

- Align fsrvp feature sources with upstream version.

- Obsolete libsmbsharemodes0 from samba-libs and
libsmbsharemodes-devel from samba-core-devel;

- s3:utils/smbget: Fix recursive download; (bso#6482).

- s3: smbd: posix_acls: Fix check for setting u:g:o entry
on a filesystem with no ACL support; (bso#10489).

- docs: Add example for domain logins to smbspool man
page; (bso#11643).

- s3-client: Add a KRB5 wrapper for smbspool; (bso#11690).

- loadparm: Fix memory leak issue; (bso#11708).

- lib/tsocket: Work around sockets not supporting
FIONREAD; (bso#11714).

- ctdb-scripts: Drop use of 'smbcontrol winbindd
ip-dropped ...'; (bso#11719).

- s3:smbd:open: Skip redundant call to file_set_dosmode
when creating a new file; (bso#11727).

- param: Fix str_list_v3 to accept ';' again; (bso#11732).

- Real memeory leak(buildup) issue in loadparm;

- Obsolete libsmbclient from libsmbclient0 and
libpdb-devel from libsamba-passdb-devel while not
providing it; (boo#972197).

- Upgrade on-disk FSRVP server state to new version;

- Only obsolete but do not provide gplv2/3 package names;

- Enable clustering (CTDB) support; (boo#966271).

- s3: smbd: Fix timestamp rounding inside SMB2 create;
(bso#11703); (boo#964023).

- vfs_fruit: Fix renaming directories with open files;

- Fix MacOS finder error 36 when copying folder to Samba;

- s3:smbd/oplock: Obey kernel oplock setting when
releasing oplocks; (bso#11400).

- Fix copying files with vfs_fruit when using
vfs_streams_xattr without stream prefix and type suffix;

- s3:libsmb: Correctly initialize the list head when
keeping a list of primary followed by DFS connections;

- Reduce the memory footprint of empty string options;

- lib/async_req: Do not install async_connect_send_test;

- docs: Fix typos in man vfs_gpfs; (bso#11641).

- smbd: make 'hide dot files' option work with 'store dos
attributes = yes'; (bso#11645).

- smbcacls: Fix uninitialized variable; (bso#11682).

- s3:smbd: Ignore initial allocation size for directory
creation; (bso#11684).

- Changing log level of two entries to from 1 to 3;

- vfs_gpfs: Re-enable share modes; (bso#11243).

- wafsamba: Also build libraries with RELRO protection;

- ctdb: Strip trailing spaces from nodes file;

- s3-smbd: Fix old DOS client doing wildcard delete -
gives a attribute type of zero; (bso#11452).

- nss_wins: Do not run into use after free issues when we
access memory allocated on the globals and the global
being reinitialized; (bso#11563).

- async_req: Fix non-blocking connect(); (bso#11564).

- auth: gensec: Fix a memory leak; (bso#11565).

- lib: util: Make non-critical message a warning;

- Fix winbindd crashes with samlogon for trusted domain
user; (bso#11569); (boo#949022).

- smbd: Send SMB2 oplock breaks unencrypted; (bso#11570).

- ctdb: Open the RO tracking db with perms 0600 instead of
0000; (bso#11577).

- manpage: Correct small typo error; (bso#11584).

- s3: smbd: If EA's are turned off on a share don't allow
an SMB2 create containing them; (bso#11589).

- Backport some valgrind fixes from upstream master;

- s3: smbd: have_file_open_below() fails to enumerate open
files below an open directory handle; (bso#11615).

- docs: Fix some typos in the idmap config section of man
5 smb.conf; (bso#11619).

- Remove redundant configure options while adding

- s3: smbd: Fix our access-based enumeration on 'hide
unreadable' to match Windows; (bso#10252).

- smbd: Fix file name buflen and padding in notify
repsonse; (bso#10634).

- kerberos: Make sure we only use prompter type when
available; (bso#11038).

- s3:ctdbd_conn: Make sure we destroy tevent_fd before
closing the socket; (bso#11316).

- dcerpc.idl: accept invalid dcerpc_bind_nak pdus;

- Fix a deadlock in tdb; (bso#11381).

- s3: smbd: Fix mkdir race condition; (bso#11486).

- pam_winbind: Fix a segfault if initialization fails;

- s3: dfs: Fix a crash when the dfs targets are disabled;

- s3: smbd: Fix opening/creating :stream files on the root
share directory; (bso#11522).

- net: Fix a crash with 'net ads keytab create';

- s3: smbd: Fix a crash in unix_convert() and a NULL
pointer bug introduced by previous 'raw' stream fix
(bso#11522); (bso#11535).

- vfs_fruit: Return value of ad_pack in vfs_fruit.c;

- vfs_commit: Set the fd on open before calling
SMB_VFS_FSTAT; (bso#11547).

- Fix bug in smbstatus where the lease info is not
printed; (bso#11549).

- s3:smbstatus: Add stream name to share_entry_forall();

- Relocate the tmpfiles.d directory to the client package;

- Do not provide libpdb0 from libsamba-passdb0 but add it
to baselibs.conf instead; (boo#942716).

- Package /var/lib/samba/private/sock with 0700
permissions; (boo#946051).

- auth/credentials: If credentials have principal set,
they are not anonymous anymore; (bso#11265).

- Fix stream names with colon with 'fruit:encoding =
native'; (bso#11278).

- s4:rpc_server/netlogon: Fix for NetApp; (bso#11291).

- lib: Fix rundown of open_socket_out(); (bso#11316).

- s3:lib: Fix some corner cases of
open_socket_out_cleanup(); (bso#11316).

- vfs:fruit: Implement copyfile style copy_chunk;

- ctdb-daemon: Return correct sequence number for

- ctdb-scripts: Support monitoring of interestingly named
VLANs on bonds; (bso#11399).

- ctdb-daemon: Improve error handling for running event
scripts; (bso#11431).

- ctdb-daemon: Check if updates are in flight when
releasing all IPs; (bso#11432).

- ctdb-build: Fix building of PCP PMDA module;

- Backport dcesrv_netr_DsRGetDCNameEx2 fixes; (bso#11454).

- vfs_fruit: Handling of empty resource fork; (bso#11467).

- Avoid quoting problems in user's DNs; (bso#11488).

- s3-auth: Fix 'map to guest = Bad uid'; (bso#9862).

- s4:lib/tls: Fix build with gnutls 3.4; (bso#8780).

- s4.2/ Fixed fsmo transfer exception;

- winbindd: Sync secrets.ldb into secrets.tdb on startup;

- Logon via MS Remote Desktop hangs; (bso#11061).

- s3: lib: util: Ensure we read a hex number as %x, not
%u; (bso#11068).

- tevent: Add a note to tevent_add_fd(); (bso#11141).

- s3:param/loadparm: Fix 'testparm --show-all-parameters';

- s3-unix_msg: Remove socket file after closing socket fd;

- smbd: Fix a use-after-free; (bso#11218); (boo#919309).

- s3-rpc_server: Fix rpc_create_tcpip_sockets() processing
of interfaces; (bso#11245).

- s3:smb2: Add padding to last command in compound
requests; (bso#11277).

- Add IPv6 support to ADS client side LDAP connects;

- Add IPv6 support for determining FQDN during ADS join;

- s3: IPv6 enabled DNS connections for ADS client;

- Fix invalid write in ctdb_lock_context_destructor;

- Excessive cli_resolve_path() usage can slow down
transmission; (bso#11295).

- vfs_fruit: Add option 'veto_appledouble'; (bso#11305).

- tstream: Make socketpair nonblocking; (bso#11312).

- idmap_rfc2307: Fix wbinfo '--gid-to-sid' query;

- Group creation: Add msSFU30Name only when --nis-domain
was given; (bso#11315).

- tevent_fd needs to be destroyed before closing the fd;

- Build fails on Solaris 11 with
'‘PTHREAD_MUTEX_ROBUST’ undeclared';

- smbd/trans2: Add a useful diagnostic for files with bad
encoding; (bso#11323).

- Change sharesec output back to previous format;

- Robust mutex support broken in 1.3.5; (bso#11326).

- Kerberos auth info3 should contain resource group ids
available from pac_logon; winbindd:
winbindd_raw_kerberos_login - ensure logon_info exists
in PAC; (bso#11328); (boo#912457).

- s3:smb2_setinfo: Fix memory leak in the defer_rename
case; (bso#11329).

- tevent: Fix CID 1035381 Unchecked return value;

- tdb: Fix CID 1034842 and 1034841 Resource leaks;

- s3: smbd: Use separate flag to track
become_root()/unbecome_root() state; (bso#11339).

- s3: smbd: Codenomicon crash in do_smb_load_module();

- pidl: Make the compilation of PIDL producing the same
results if the content hasn't change; (bso#11356).

- winbindd: Disconnect child process if request is
cancelled at main process; (bso#11358).

- vfs_fruit: Check offset and length for AFP_AfpInfo read
requests; (bso#11363).

- docs: Overhaul the description of 'smb encrypt' to
include SMB3 encryption; (bso#11366).

- s3:auth_domain: Fix talloc problem in
connect_to_domain_password_server(); (bso#11367).

- ncacn_http: Fix GNUism; (bso#11371).

- Backport changes to use resource group sids obtained
from pac logon_info; (bso#11328); (boo#912457).

- Order winbind.service Before and Want nss-user-lookup

- s3:smbXsrv: refactor duplicate code into
smbXsrv_session_clear_and_logoff(); (bso#11182).

- gencache: don't fail gencache_stabilize if there were
records to delete; (bso#11260).

- s3: libsmbclient: After getting attribute server, ensure
main srv pointer is still valid; (bso#11186).

- s4: rpc: Refactor dcesrv_alter() function into setup and
send steps; (bso#11236).

- s3: smbd: Incorrect file size returned in the response
of 'FILE_SUPERSEDE Create'; (bso#11240).

- Mangled names do not work with acl_xattr; (bso#11249).

- nmbd rewrites browse.dat when not required; (bso#11254).

- vfs_fruit: add option 'nfs_aces' that controls the NFS
ACEs stuff; (bso#11213).

- s3:smbd: Add missing tevent_req_nterror; (bso#11224).

- vfs: kernel_flock and named streams; (bso#11243).

- vfs_gpfs: Error code path doesn't call END_PROFILE;

- s4: libcli/finddcs_cldap: continue processing CLDAP
until all addresses are used; (bso#11284).

- ctdb: check for talloc_asprintf() failure; (bso#11201).

- spoolss: purge the printer name cache on name change;
(bso#11210); (boo#901813).

- CTDB statd-callout does not scale; (bso#11204).

- vfs_fruit: also map characters below 0x20; (bso#11221).

- ctdb: Coverity fix for CID 1291643; (bso#11201).

- Multiplexed RPC connections are not handled by DCERPC
server; (bso#11225).

- Fix terminate connection behavior for asynchronous
endpoint with PUSH notification flavors; (bso#11226).

- ctdb-scripts: Fix bashism in ctdbd_wrapper script;

- ctdb: Fix CIDs 1125615, 1125634, 1125613, 1288201 and
1125553; (bso#11201).

- SMB2 should cancel pending NOTIFY calls with
DELETE_PENDING if the directory is deleted; (bso#11257).

- s3:winbindd: make sure we remove pending io requests
before closing client

- 'sharesec' output no longer matches input format;

- waf: Fix systemd detection; (bso#11200).

- CTDB: Fix portability issues; (bso#11202).

- CTDB: Fix some IPv6-related issues; (bso#11203).

- CTDB statd-callout does not scale; (bso#11204).

- 'net ads dns gethostbyname' crashes with an error in
TALLOC_FREE if you enter invalid values; (bso#11234).

- libads: record service ticket endtime for sealed ldap

- lib/util: Include DEBUG macro in internal header files
before samba_util.h; (bso#11033).

- Initialize dwFlags field of DNS_RPC_NODE structure;

- s3: lib: ntlmssp: If NTLMSSP_NEGOTIATE_TARGET_INFO isn't
set, cope with servers that don't send the 2 unused
fields; (bso#10016).

- build:wafadmin: Fix use of spaces instead of tabs;

- waf: Fix the build on openbsd; (bso#10476).

- s3: client: 'client use spnego principal = yes' code
checks wrong name;

- spoolss: Retrieve published printer GUID if not in
registry; (bso#11018).

- vfs_fruit: Enhance handling of malformed AppleDouble
files; (bso#11125).

- backupkey: Explicitly link to gnutls and gcrypt;

- replace: Remove superfluous check for gcrypt header;

- Backport subunit changes; (bso#11137).

- libcli/auth: Match Declaration of
netlogon_creds_cli_context_tmp with implementation;

- s3-winbind: Fix cached user group lookup of trusted
domains; (bso#11143).

- talloc: Version 2.1.2; (bso#11144).

- Update libwbclient version to 0.12; (bso#11149).

- brlock: Use 0 instead of empty initializer list;

- s4:auth/gensec_gssapi: Let gensec_gssapi_update() return

- backupkey: Use ndr_pull_struct_blob_all(); (bso#11174).

- Fix lots of winbindd zombie processes on Solaris
platform; (bso#11175).

- Prevent samba package updates from disabling samba
kerberos printing.

- Add sparse file support for samba; (fate#318424).

- Simplify libxslt build requirement and README.SUSE

- Remove no longer required cleanup steps while populating
the build root.

- smbd: Stop using vfs_Chdir after SMB_VFS_DISCONNECT;

- pam_winbind: fix warn_pwd_expire implementation;

- nsswitch: Fix soname of linux nss_*.so.2 modules;

- Make 'profiles' work again; (bso#9629).

- s3:smb2_server: protect against integer wrap with 'smb2
max credits = 65535'; (bso#9702).

- Make validate_ldb of String(Generalized-Time) accept
millisecond format '.000Z'; (bso#9810).

- Use -R linker flag on Solaris, not -rpath; (bso#10112).

- vfs: Add glusterfs manpage; (bso#10240).

- Make 'smbclient' use cached creds; (bso#10279).

- pdb: Fix build issues with shared modules; (bso#10355).

- s4-dns: Add support for BIND 9.10; (bso#10620).

- idmap: Return the correct id type to *id_to_sid methods;

- printing/cups: Pack requested-attributes with
IPP_TAG_KEYWORD; (bso#10808).

- Don't build vfs_snapper on FreeBSD; (bso#10834).

- nss_winbind: Add getgroupmembership for FreeBSD;

- idmap_rfc2307: Fix a crash after connection problem to
DC; (bso#10837).

- s3: smb2cli: query info return length check was
reversed; (bso#10848).

- s3: lib, s3: modules: Fix compilation on Solaris;

- lib: uid_wrapper: Fix setgroups and syscall detection on
a system without native uid_wrapper library;

- winbind3: Fix pwent variable substitution; (bso#10852).

- Improve samba-regedit; (bso#10859).

- registry: Don't leave dangling transactions;

- Fix build of socket_wrapper on systems without
SO_PROTOCOL; (bso#10861).

- build: Do not install 'texpect' binary anymore;

- Fix testparm to show hidden share defaults; (bso#10864).

- libcli/smb: Fix smb2cli_validate_negotiate_info with
min=PROTOCOL_NT1 max=PROTOCOL_SMB2_02; (bso#10866).

- Integrate CTDB into top-level Samba build; (bso#10892).

- samba-tool group add: Add option '--nis-domain' and
'--gid'; (bso#10895).

- s3-nmbd: Fix netbios name truncation; (bso#10896).

- spoolss: Fix handling of bad EnumJobs levels;

- Fix smbclient loops doing a directory listing against
Mac OS X 10 server with a non-wildcard path;

- Fix print job enumeration; (bso#10905); (boo#898031).

- samba-tool: Create NIS enabled users and
unixHomeDirectory attribute; (bso#10909).

- Add support for SMB2 leases; (bso#10911).

- btrfs: Don't leak opened directory handle; (bso#10918).

- s3: nmbd: Ensure NetBIOS names are only 15 characters
stored; (bso#10920).

- s3:smbd: Fix file corruption using 'write cache size !=
0'; (bso#10921).

- pdb_tdb: Fix a TALLOC/SAFE_FREE mixup; (bso#10932).

- s3-keytab: fix keytab array NULL termination;

- s3:passdb: fix logic in pdb_set_pw_history();

- Cleanup add_string_to_array and usage; (bso#10942).

- dbwrap_ctdb: Pass on mutex flags to tdb_open;

- Fix RootDSE search with extended dn control;

- Fix 'samba-tool dns serverinfo <server>' for IPv6;

- libcli/smb: only force signing of smb2 session setups
when binding a new session; (bso#10958).

- s3-smbclient: Return success if we listed the shares;

- s3-smbstatus: Fix exit code of profile output;

- socket_wrapper: Add missing prototype check for eventfd;

- libcli: SMB2: Pure SMB2-only negprot fix to make us
behave as a Windows client does; (bso#10966).

- vfs_streams_xattr: Check stream type; (bso#10971).

- s3: smbd: Fix *allocate* calls to follow POSIX error
return convention; (bso#10982).

- vfs_fruit: Add support for AAPL; (bso#10983).

- Fix spoolss IDL response marshalling when returning
error without clearing info; (bso#10984).

- dsdb-samldb: Check for extended access rights before we
allow changes to userAccountControl; (bso#10993);
CVE-2014-8143; (boo#914279).

- Fix IPv6 support in CTDB; (bso#10996).

- ctdb-daemon: Use correct tdb flags when enabling robust
mutex support; (bso#11000).

- vfs_streams_xattr: Add missing call to
SMB_VFS_NEXT_CONNECT; (bso#11005).

- s3-util: Fix authentication with long hostnames;

- ctdb-build: Fix build without xsltproc; (bso#11014).

- packaging: Include CTDB man pages in the tarball;

- pdb_get_trusteddom_pw() fails with non valid UTF16
random passwords; (bso#11016).

- Make Sharepoint search show user documents; (bso#11022).

- nss_wrapper: check for nss.h; (bso#11026).

- Enable mutexes in gencache_notrans.tdb; (bso#11032).

- tdb_wrap: Make mutexes easier to use; (bso#11032).

- lib/util: Avoid collision which alread defined consumer
DEBUG macro; (bso#11033).

- winbind: Retry after SESSION_EXPIRED error in ping-dc;

- s3-libads: Fix a possible segfault in
kerberos_fetch_pac(); (bso#11037).

- vfs_fruit: Fix base_fsp name conversion; (bso#11039).

- vfs_fruit: mmap under FreeBSD needs PROT_READ;

- Fix authentication using Kerberos (not AD); (bso#11044).

- net: Fix sam addgroupmem; (bso#11051).

- vfs_snapper: Correctly handles multi-byte DBus strings;
(bso#11055); (boo#913238).

- cli_connect_nb_send: Don't segfault on host == NULL;

- utils: Fix 'net time' segfault; (bso#11058).

- libsmb: Provide authinfo domain for encrypted session
referrals; (bso#11059).

- s3-pam_smbpass: Fix memory leak in
pam_sm_authenticate(); (bso#11066).

- vfs_glusterfs: Add comments to the pipe(2) code;

- vfs/glusterfs: Change xattr key to match gluster key;

- vfs_glusterfs: Implement AIO support; (bso#11069).

- s3-vfs: Fix developer build of vfs_ceph module;

- s3: netlogon: Ensure we don't call talloc_free on an
uninitialized pointer; (bso#11077); CVE-2015-0240;

- vfs: Add a brief vfs_ceph manpage; (bso#11088).

- s3: smbclient: Allinfo leaves the file handle open;

- Fix Win8.1 Credentials Manager issue after KB2992611 on
Samba domain; (bso#11097).

- debug: Set close-on-exec for the main log file FD;

- s3: smbd: leases - losen paranoia check. Stat opens can
grant leases; (bso#11102).

- s3: smbd: SMB2 close. If a file has delete on close,
store the return info before deleting; (bso#11104).

- doc:man:vfs_glusterfs: improve the configuration
section; (bso#11117).

- snprintf: Try to support %j; (bso#11119).

- ctdb-io: Do not use sys_write to write to client
sockets; (bso#11124).

- doc-xml: Add 'sharesec' reference to 'access based share
enum'; (bso#11127).

- Fix usage of freed memory on server exit; (bso#11218);

- Adjust baselibs.conf due to libpdb0 package rename to

- Add libsamba-debug, libsocket-blocking,
libsamba-cluster-support, and libhttp to the libs
package; (boo#913547).

- Rebase File Server Remote VSS Protocol (FSRVP) server
against 4.2.0rc1; (fate#313346).

See also :

Solution :

Update the affected samba packages.

Risk factor :

Critical / CVSS Base Score : 10.0
Public Exploit Available : true

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