[ubuntu/xenial-security] samba 2:4.3.11+dfsg-0ubuntu0.16.04.26 (Accepted)

[Marc Deslauriers]

samba (2:4.3.11+dfsg-0ubuntu0.16.04.26) xenial-security; urgency=medium

  * SECURITY UPDATE: Stack overflow in AD DC LDAP server
    - debian/patches/CVE-2020-10704-1.patch: add ASN.1 max tree depth in
      auth/gensec/gensec_util.c, lib/util/asn1.c, lib/util/asn1.h,
      lib/util/tests/asn1_tests.c, libcli/auth/spnego_parse.c,
      libcli/cldap/cldap.c, libcli/ldap/ldap_message.c,
      source3/lib/tldap.c, source3/lib/tldap_util.c,
      source3/libsmb/clispnego.c, source4/auth/gensec/gensec_krb5.c,
      source4/ldap_server/ldap_server.c, source4/libcli/ldap/ldap_client.c,
      source4/libcli/ldap/ldap_controls.c.
    - debian/patches/CVE-2020-10704-2.patch: check parse tree depth in
      lib/util/asn1.c.
    - debian/patches/CVE-2020-10704-3.patch: add max ldap request sizes in
      docs-xml/smbdotconf/ldap/ldapmaxanonrequest.xml,
      docs-xml/smbdotconf/ldap/ldapmaxauthrequest.xml,
      lib/param/loadparm.c, source3/param/loadparm.c.
    - debian/patches/CVE-2020-10704-4.patch: limit request sizes in
      source4/ldap_server/ldap_server.c.
    - debian/patches/CVE-2020-10704-5.patch: add search size limits to
      ldap_decode in docs-xml/smbdotconf/ldap/ldapmaxsearchrequest.xml,
      lib/param/loadparm.c, libcli/cldap/cldap.c,
      libcli/ldap/ldap_message.c, libcli/ldap/ldap_message.h,
      source3/param/loadparm.c, source4/ldap_server/ldap_server.c,
      source4/libcli/ldap/ldap_client.c.
    - debian/patches/CVE-2020-10704-6.patch: check search request lengths
      in lib/util/asn1.c, lib/util/asn1.h, libcli/ldap/ldap_message.c.
    - CVE-2020-10704

Date: 2020-04-23 13:26:15.964379+00:00
Changed-By: Marc Deslauriers <marc.deslauriers at canonical.com>
https://launchpad.net/ubuntu/+source/samba/2:4.3.11+dfsg-0ubuntu0.16.04.26
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