Red Hat Security Advisory 2020-4760-01 - The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface or on all interfaces. Issues addressed include buffer over-read, buffer overflow, out of bounds read, and resource exhaustion vulnerabilities.
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Debian Linux Security Advisory 4547-1 - Several vulnerabilities have been discovered in tcpdump, a command-line network traffic analyzer. These vulnerabilities might result in denial of service or, potentially, execution of arbitrary code.
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Slackware Security Advisory - New libpcap and tcpdump packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues.
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tcpdump allows you to dump the traffic on a network. It can be used to print out the headers and/or contents of packets on a network interface that matches a given expression. You can use this tool to track down network problems, to detect many attacks, or to monitor the network activities.
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