RHSA-2024:0769MediumCVSS 5.5

Red Hat Security Advisory: tcpdump security update

Published
February 12, 2024
Last Modified
November 6, 2026

🔗 CVE IDs covered (1)

CVE-2021-41043 →

📋 Description

CVE-2021-41043 — tcpslice: use-after-free in extract_slice()

🎯 Affected products14

  • Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-14:4.9.3-3.el8_9.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-14:4.9.3-3.el8_9.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-14:4.9.3-3.el8_9.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-14:4.9.3-3.el8_9.1.src as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-14:4.9.3-3.el8_9.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-debuginfo-14:4.9.3-3.el8_9.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-debuginfo-14:4.9.3-3.el8_9.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-debuginfo-14:4.9.3-3.el8_9.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-debuginfo-14:4.9.3-3.el8_9.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-debugsource-14:4.9.3-3.el8_9.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-debugsource-14:4.9.3-3.el8_9.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-debugsource-14:4.9.3-3.el8_9.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • tcpdump-debugsource-14:4.9.3-3.el8_9.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

🔗 References (4)