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The tftp_request function in tftp.c in dnsmasq before 2.50 when --enable-tftp is used allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a TFTP read (aka RRQ) request with a malformed blksize option.

oval:org.mitre.oval:def:9816

The tftp_request function in tftp.c in dnsmasq before 2.50 when --enable-tftp is used allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a TFTP read (aka RRQ) request with a malformed blksize option.

Family:
unix
Status:
ACCEPTED
Platform(s):
  • Oracle Linux 5
  • CentOS Linux 5
  • Red Hat Enterprise Linux 5
Class:
vulnerability
Reference(s):
  • CVE-2009-2958
Product(s):