{"id":"UBUNTU-CVE-2017-16548","details":"The receive_xattr function in xattrs.c in rsync 3.1.2 and 3.1.3-development does not check for a trailing '\\0' character in an xattr name, which allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact by sending crafted data to the daemon.","modified":"2026-01-30T01:55:05.902572Z","published":"2017-11-06T00:00:00Z","related":["USN-3543-1","USN-3543-2"],"upstream":["CVE-2017-16548"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-16548"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3543-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3543-2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-16548"}],"affected":[{"package":{"name":"rsync","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/rsync@3.1.0-2ubuntu0.4?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-2ubuntu0.4"}]}],"versions":["3.0.9-4ubuntu1","3.1.0-2","3.1.0-2ubuntu0.1","3.1.0-2ubuntu0.2","3.1.0-2ubuntu0.3"],"ecosystem_specific":{"binaries":[{"binary_name":"rsync","binary_version":"3.1.0-2ubuntu0.4"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-16548.json"}},{"package":{"name":"rsync","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/rsync@3.1.1-3ubuntu1.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.1-3ubuntu1.2"}]}],"versions":["3.1.1-3","3.1.1-3ubuntu1","3.1.1-3ubuntu1.1"],"ecosystem_specific":{"binaries":[{"binary_name":"rsync","binary_version":"3.1.1-3ubuntu1.2"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-16548.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]}