RHSA-2026:76045HighCVSS 8.7

Red Hat Security Advisory: libpcap security update

Published
October 5, 2026
Last Modified
October 6, 2026

🔗 CVE IDs covered (1)

CVE-2026-0799 →

📋 Description

CVE-2026-0799 — libpcap: libpcap: Out-of-bounds read and write vulnerability allows arbitrary memory access

🎯 Affected products33

  • Red Hat Enterprise Linux BaseOS (v. 8)
  • Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-14:1.9.1-6.el8_10.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-14:1.9.1-6.el8_10.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-14:1.9.1-6.el8_10.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-14:1.9.1-6.el8_10.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-14:1.9.1-6.el8_10.src as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-14:1.9.1-6.el8_10.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.aarch64 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.i686 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.ppc64le as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.s390x as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debuginfo-14:1.9.1-6.el8_10.x86_64 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.aarch64 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.i686 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.ppc64le as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.s390x as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpcap-debugsource-14:1.9.1-6.el8_10.x86_64 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-devel-14:1.9.1-6.el8_10.aarch64 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • libpcap-devel-14:1.9.1-6.el8_10.i686 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • +3 more not shown

✅ 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)