Steven French discovered that Samba incorrectly handled ChangeNotify permissions. A remote attacker could possibly use this issue to obtain file name information. (CVE-2020-14318)
Bas Alberts discovered that Samba incorrectly handled certain winbind requests. A remote attacker could possibly use this issue to cause winbind to crash, resulting in a denial of service. (CVE-2020-14323)
Francis Brosnan Blázquez discovered that Samba incorrectly handled certain invalid DNS records. A remote attacker could possibly use this issue to cause the DNS server to crash, resulting in a denial of service. (CVE-2020-14383)
Peter Eriksson discovered that Samba incorrectly handled certain negative idmap cache entries. This issue could result in certain users gaining unauthorized access to files, contrary to expected behaviour. (CVE-2021-20254)
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "libwbclient-dev": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-libs": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "registry-tools": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-common-bin": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libsmbsharemodes0-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libwbclient0-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libpam-winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libnss-winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-doc": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libsmbsharemodes0": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-vfs-modules": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "winbind": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "python-samba-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-dsdb-modules-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libsmbsharemodes-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-common-bin-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-testsuite": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "smbclient-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libsmbclient": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libsmbsharemodes-dev": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libsmbclient-dev": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libwbclient0": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libparse-pidl-perl-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-dsdb-modules": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "registry-tools-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-vfs-modules-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "python-samba": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libpam-smbpass-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libsmbclient-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libnss-winbind": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libsmbclient-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-libs-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-dbg": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-testsuite-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-common": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libpam-winbind": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "smbclient": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libwbclient-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "samba-dev": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libparse-pidl-perl": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11", "libpam-smbpass": "2:4.3.11+dfsg-0ubuntu0.14.04.20+esm11" } ] }