smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulnerability (fdopenatomic infinite loop with high CPU usage and memory consumption) due to wrongly handling dangling symlinks.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "libwbclient-dev": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-libs": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "registry-tools": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-common-bin": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libsmbsharemodes0-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libwbclient0-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libpam-winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libnss-winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-doc": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libsmbsharemodes0": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-vfs-modules": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "winbind": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "python-samba-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-dsdb-modules-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libsmbsharemodes-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-common-bin-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-testsuite": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "smbclient-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libsmbclient": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libsmbsharemodes-dev": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libsmbclient-dev": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libwbclient0": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libparse-pidl-perl-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-dsdb-modules": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "registry-tools-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-vfs-modules-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "python-samba": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libpam-smbpass-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libsmbclient-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libnss-winbind": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libsmbclient-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-libs-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-dbg": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-testsuite-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-common": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libpam-winbind": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "smbclient": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libwbclient-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "samba-dev": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libparse-pidl-perl": "2:4.3.11+dfsg-0ubuntu0.14.04.9", "libpam-smbpass": "2:4.3.11+dfsg-0ubuntu0.14.04.9" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "libwbclient-dev": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-libs": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "registry-tools": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-common-bin": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libwbclient0-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-dsdb-modules-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libpam-winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libnss-winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "winbind": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-vfs-modules": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-common-bin-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-testsuite": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "smbclient-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libsmbclient": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libsmbclient-dev": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libwbclient0": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libparse-pidl-perl-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-dsdb-modules": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "registry-tools-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-vfs-modules-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "python-samba": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "ctdb": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libsmbclient-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libnss-winbind": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libsmbclient-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-libs-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-dbg": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-testsuite-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-common": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "winbind-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libpam-winbind": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "smbclient": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libwbclient-dev-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "samba-dev": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "libparse-pidl-perl": "2:4.3.11+dfsg-0ubuntu0.16.04.8", "ctdb-dbgsym": "2:4.3.11+dfsg-0ubuntu0.16.04.8" } ] }