Several remote vulnerabilities have been discovered in the TFTP component of dnsmasq. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2009-2957 A buffer overflow in TFTP processing may enable arbitrary code execution to attackers which are permitted to use the TFTP service. CVE-2009-2958 Malicious TFTP clients may crash dnsmasq, leading to denial of service. The old stable distribution is not affected by these problems. For the stable distribution , these problems have been fixed in version 2.45-1+lenny1. For the unstable distribution , these problems have been fixed in version 2.50-1. We recommend that you upgrade your dnsmasq packages.