{"id":"ALSA-2024:2211","summary":"Moderate: tcpdump security update","details":"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.\n\nSecurity Fix(es):\n\n* tcpslice: use-after-free in extract_slice() (CVE-2021-41043)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","modified":"2026-02-04T03:56:36.065170Z","published":"2024-04-30T00:00:00Z","related":["CVE-2021-41043"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:2211"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-41043"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2040392"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2024-2211.html"}],"affected":[{"package":{"name":"tcpdump","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/tcpdump"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"14:4.99.0-9.el9"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2024:2211.json"}}],"schema_version":"1.7.3"}