Ubuntu Security Notice 5331-2 - USN-5331-1 fixed several vulnerabilities in tcpdump. This update provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. It was discovered that tcpdump incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code.
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Ubuntu Security Notice 5331-1 - It was discovered that tcpdump incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code. It was discovered that tcpdump incorrectly handled certain captured data. An attacker could possibly use this issue to cause a denial of service.
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Apple Security Advisory 2019-12-10-3 - macOS Catalina 10.15.2, Security Update 2019-002 Mojave, Security Update 2019-007 High Sierra is now available and addresses buffer overflow, code execution, and denial of service vulnerabilities.
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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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