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Package "samba"

Name: samba

Description:

SMB/CIFS file, print, and login server for Unix

Latest version: 2:4.10.0+dfsg-0ubuntu2.7
Release: disco (19.04)
Level: security
Repository: main
Homepage: http://www.samba.org

Links

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Other versions of "samba" in Disco

Repository Area Version
base main 2:4.10.0+dfsg-0ubuntu2
base universe 2:4.10.0+dfsg-0ubuntu2
security universe 2:4.10.0+dfsg-0ubuntu2.7
updates universe 2:4.10.0+dfsg-0ubuntu2.7
updates main 2:4.10.0+dfsg-0ubuntu2.7

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Changelog

Version: 2:4.10.0+dfsg-0ubuntu2.7 2019-12-10 14:07:07 UTC

  samba (2:4.10.0+dfsg-0ubuntu2.7) disco-security; urgency=medium

  * SECURITY UPDATE: Samba AD DC zone-named record Denial of Service in DNS
    management server
    - debian/patches/CVE-2019-14861-1.patch: confirm sort behaviour in
      dcesrv_DnssrvEnumRecords.
    - debian/patches/CVE-2019-14861-2.patch: remove special case for @ in
      dns_build_tree().
    - debian/patches/CVE-2019-14861-3.patch: avoid crash in ldb_qsort() via
      dcesrv_DnssrvEnumRecords.
    - debian/patches/CVE-2019-14861-4.patch: test to demonstrate the bug.
    - debian/patches/CVE-2019-14861-5.patch: reduce flapping in
      SambaToolDrsTests.test_samba_tool_replicate_local.
    - CVE-2019-14861
  * SECURITY UPDATE: DelegationNotAllowed not being enforced in protocol
    transition on Samba AD DC
    - debian/patches/CVE-2019-14870-1.patch: add user-sensitive command to
      set not-delegated flag.
    - debian/patches/CVE-2019-14870-2.patch: heimdal: add S4U test for
      delegation_not_allowed.
    - debian/patches/CVE-2019-14870-3.patch: heimdal: enforce
      delegation_not_allowed in S4U2Self.
    - debian/patches/CVE-2019-14870-4.patch: mit-kdc: enforce
      delegation_not_allowed flag.
    - CVE-2019-14870

 -- Marc Deslauriers <email address hidden> Fri, 29 Nov 2019 07:40:24 -0500

Source diff to previous version
CVE-2019-14861 RESERVED
CVE-2019-14870 RESERVED

Version: 2:4.10.0+dfsg-0ubuntu2.6 2019-10-29 13:06:28 UTC

  samba (2:4.10.0+dfsg-0ubuntu2.6) disco-security; urgency=medium

  * SECURITY UPDATE: client code can return filenames containing path
    separators
    - debian/patches/CVE-2019-10218-1.patch: protect SMB1 client code
      from evil server returned names in source3/libsmb/clilist.c,
      source3/libsmb/proto.h.
    - debian/patches/CVE-2019-10218-2.patch: Protect SMB2 client code
      from evil server returned names in source3/libsmb/cli_smb2_fnum.c.
    - CVE-2019-10218
  * SECURITY UPDATE: Samba AD DC check password script does not receive the
    full password
    - debian/patches/CVE-2019-14833-1.patch: use utf8 characters in the
      unacceptable password in selftest/target/Samba4.pm.
    - debian/patches/CVE-2019-14833-2.patch: send full password to check
      password script in source4/dsdb/common/util.c.
    - CVE-2019-14833
  * SECURITY UPDATE: User with "get changes" permission can crash AD DC
    LDAP server via dirsync
    - debian/patches/CVE-2019-14847-1.patch: ensure attrs exist in
      source4/dsdb/samdb/ldb_modules/dirsync.c.
    - debian/patches/CVE-2019-14847-2.patch: demonstrate the correct
      interaction of ranged_results style attributes and dirsync in
      source4/dsdb/tests/python/dirsync.py.
    - debian/patches/CVE-2019-14847-3.patch: correct behaviour of
      ranged_results when combined with dirsync in
      source4/dsdb/samdb/ldb_modules/dirsync.c,
      source4/dsdb/samdb/ldb_modules/ranged_results.c.
    - CVE-2019-14847

 -- Marc Deslauriers <email address hidden> Mon, 21 Oct 2019 07:40:43 -0400

Source diff to previous version

Version: 2:4.10.0+dfsg-0ubuntu2.4 2019-09-03 22:07:13 UTC

  samba (2:4.10.0+dfsg-0ubuntu2.4) disco-security; urgency=medium

  * SECURITY UPDATE: restricted share escape by user
    - debian/patches/CVE-2019-10197-01-v4-10.patch: smbd: separate
      out impersonation debug info into a new function.
    - debian/patches/CVE-2019-10197-02-v4-10.patch: smbd: make sure that
      change_to_user_internal() always resets current_user.done_chdir
    - debian/patches/CVE-2019-10197-03-v4-10.patch: smbd: make sure we
      reset current_user.{need,done}_chdir in become_root()
    - debian/patches/CVE-2019-10197-04-v4-10.patch: selftest: make
      fsrvp_share its own independent subdirectory
    - debian/patches/CVE-2019-10197-05-v4-10.patch:
      test_smbclient_s3.sh: add regression test for the no permission
      on share root problem
    - debian/patches/CVE-2019-10197-06-v4-10.patch: smbd: split
      change_to_user_impersonate() out of change_to_user_internal()
    - CVE-2019-10197

 -- Steve Beattie <email address hidden> Fri, 30 Aug 2019 11:01:29 -0700

Source diff to previous version
CVE-2019-10197 A flaw was found in samba versions 4.9.x up to 4.9.13, samba 4.10.x up ...

Version: 2:4.10.0+dfsg-0ubuntu2.2 2019-06-19 14:06:33 UTC

  samba (2:4.10.0+dfsg-0ubuntu2.2) disco-security; urgency=medium

  * SECURITY UPDATE: zone operations can crash rpc server
    - debian/patches/CVE-2019-12435-1.patch: avoid NULL deference if zone
      not found in DnssrvOperation in
      python/samba/tests/dcerpc/dnsserver.py,
      source4/rpc_server/dnsserver/dcerpc_dnsserver.c.
    - debian/patches/CVE-2019-12435-2.patch: avoid NULL deference if zone
      not found in DnssrvOperation2 in
      python/samba/tests/dcerpc/dnsserver.py,
      source4/rpc_server/dnsserver/dcerpc_dnsserver.c.
    - CVE-2019-12435
  * SECURITY UPDATE: paged_searches crash on LDAP and homes access
    - debian/patches/CVE-2019-12436.patch: ignore successful results
      without messages in source4/dsdb/samdb/ldb_modules/paged_results.c,
      source4/dsdb/tests/python/vlv.py.
    - CVE-2019-12436

 -- Marc Deslauriers <email address hidden> Wed, 12 Jun 2019 10:01:57 -0400

Source diff to previous version
CVE-2019-12435 Samba AD DC Denial of Service in DNS management server (dnsserver)
CVE-2019-12436 Samba AD DC LDAP server crash (paged searches)

Version: 2:4.10.0+dfsg-0ubuntu2.1 2019-05-14 13:07:22 UTC

  samba (2:4.10.0+dfsg-0ubuntu2.1) disco-security; urgency=medium

  * SECURITY UPDATE: Samba AD DC S4U2Self/S4U2Proxy unkeyed checksum
    - debian/patches/CVE-2018-16860-1.patch: add test for S4U2Self with
      unkeyed checksum in selftest/knownfail.d/mitm-s4u2self,
      source4/torture/krb5/kdc-canon-heimdal.c.
    - debian/patches/CVE-2018-16860-2.patch: reject PA-S4U2Self with
      unkeyed checksum in selftest/knownfail.d/mitm-s4u2self,
      source4/heimdal/kdc/krb5tgs.c.
    - CVE-2018-16860

 -- Marc Deslauriers <email address hidden> Wed, 08 May 2019 09:34:42 -0400

CVE-2018-16860 Samba AD DC S4U2Self/S4U2Proxy unkeyed checksum



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