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An updated vsftpd package that fixes one security issue is now available for Red Hat Enterprise Linux 4, 5, and 6.
The Red Hat Security Response Team has rated this update as having important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link(s) associated with each description below.
vsftpd (Very Secure File Transfer Protocol (FTP) daemon) is a secure FTP server for Linux, UNIX, and similar operating systems.
- A flaw was discovered in the way vsftpd processed file name patterns. An FTP user could use this flaw to cause the vsftpd process to use an excessive amount of CPU time, when processing a request with a specially-crafted file name pattern.
All vsftpd users should upgrade to this updated package, which contains a backported patch to correct this issue. The vsftpd daemon must be restarted for this update to take effect.