Security Advisories›RHSA-2020:4547

RHSA-2020:4547 — Security Advisory

Red Hat Security Advisory: libpcap security, bug fix, and enhancement update

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Severity

Low

Red Hat Product Security

RHEL 8

Products

Official CSAF product identity

Published · November 4, 2020

Updated · June 25, 2026

Topic

An update for libpcap is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The libpcap packages provide a portable framework for low-level network monitoring. The libpcap library provides network statistics collection, security monitoring, and network debugging.

The following packages have been upgraded to a later upstream version: libpcap (1.9.1). (BZ#1806422)

Security Fix(es):

  • libpcap: Resource exhaustion during PHB header length validation (CVE-2019-15165)

For 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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.3 Release Notes linked from the References section.

Related CVEs

RHSA-2020:4547 — Red Hat Security Advisory: libpcap security, bug fix, and enhancement update | PulseLinux