{"id":"USN-5260-2","summary":"samba vulnerability","details":"Orange Tsai discovered that the Samba vfs_fruit module incorrectly handled\ncertain memory operations. A remote attacker could use this issue to cause\nSamba to crash, resulting in a denial of service, or possibly execute\narbitrary code as root. (CVE-2021-44142)\n","modified":"2026-02-10T04:42:26Z","published":"2022-02-01T11:56:09Z","related":["UBUNTU-CVE-2021-44142"],"upstream":["CVE-2021-44142","UBUNTU-CVE-2021-44142"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5260-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-44142"}],"affected":[{"package":{"name":"samba","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/samba@2:4.7.6+dfsg~ubuntu-0ubuntu2.28?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"}]}],"versions":["2:4.6.7+dfsg-1ubuntu3","2:4.7.1+dfsg-1ubuntu1","2:4.7.3+dfsg-1ubuntu1","2:4.7.4+dfsg-1ubuntu1","2:4.7.6+dfsg~ubuntu-0ubuntu1","2:4.7.6+dfsg~ubuntu-0ubuntu2","2:4.7.6+dfsg~ubuntu-0ubuntu2.2","2:4.7.6+dfsg~ubuntu-0ubuntu2.4","2:4.7.6+dfsg~ubuntu-0ubuntu2.5","2:4.7.6+dfsg~ubuntu-0ubuntu2.6","2:4.7.6+dfsg~ubuntu-0ubuntu2.7","2:4.7.6+dfsg~ubuntu-0ubuntu2.9","2:4.7.6+dfsg~ubuntu-0ubuntu2.10","2:4.7.6+dfsg~ubuntu-0ubuntu2.11","2:4.7.6+dfsg~ubuntu-0ubuntu2.13","2:4.7.6+dfsg~ubuntu-0ubuntu2.14","2:4.7.6+dfsg~ubuntu-0ubuntu2.15","2:4.7.6+dfsg~ubuntu-0ubuntu2.16","2:4.7.6+dfsg~ubuntu-0ubuntu2.17","2:4.7.6+dfsg~ubuntu-0ubuntu2.18","2:4.7.6+dfsg~ubuntu-0ubuntu2.19","2:4.7.6+dfsg~ubuntu-0ubuntu2.20","2:4.7.6+dfsg~ubuntu-0ubuntu2.21","2:4.7.6+dfsg~ubuntu-0ubuntu2.23","2:4.7.6+dfsg~ubuntu-0ubuntu2.24","2:4.7.6+dfsg~ubuntu-0ubuntu2.26","2:4.7.6+dfsg~ubuntu-0ubuntu2.27"],"ecosystem_specific":{"binaries":[{"binary_name":"ctdb","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"libnss-winbind","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"libpam-winbind","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"libparse-pidl-perl","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"libsmbclient","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"libsmbclient-dev","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"libwbclient-dev","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"libwbclient0","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"python-samba","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"registry-tools","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"samba","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"samba-common","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"samba-common-bin","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"samba-dev","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"samba-dsdb-modules","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"samba-libs","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"samba-testsuite","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"samba-vfs-modules","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"smbclient","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"},{"binary_name":"winbind","binary_version":"2:4.7.6+dfsg~ubuntu-0ubuntu2.28"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5260-2.json","cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"id":"CVE-2021-44142","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]}]}}}],"schema_version":"1.7.3"}