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Red Hat Enterprise Linux 8: RHSA-2020-4547-01 Low Risk for libpcap

red hat
Calendar Grey November 3, 2020
Dist Redhat Esm H88
An updated security patch for Red Hat Enterprise Linux 8's libpng addresses a minor memory leak vulnerability.
An update for libpcap is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

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.

Topics%20covered

Topics Covered

security advisory network monitoring bug fix Red Hat Enterprise Linux low severity libpcap resource exhaustion

References

https://access.redhat.com/security/cve/CVE-2019-15165 https://access.redhat.com/security/updates/classification/#low https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/index

Package List

Red Hat Enterprise Linux BaseOS (v. 8):
Source: libpcap-1.9.1-4.el8.src.rpm
aarch64: libpcap-1.9.1-4.el8.aarch64.rpm libpcap-debuginfo-1.9.1-4.el8.aarch64.rpm libpcap-debugsource-1.9.1-4.el8.aarch64.rpm
ppc64le: libpcap-1.9.1-4.el8.ppc64le.rpm libpcap-debuginfo-1.9.1-4.el8.ppc64le.rpm libpcap-debugsource-1.9.1-4.el8.ppc64le.rpm
s390x: libpcap-1.9.1-4.el8.s390x.rpm libpcap-debuginfo-1.9.1-4.el8.s390x.rpm libpcap-debugsource-1.9.1-4.el8.s390x.rpm
x86_64: libpcap-1.9.1-4.el8.i686.rpm libpcap-1.9.1-4.el8.x86_64.rpm libpcap-debuginfo-1.9.1-4.el8.i686.rpm libpcap-debuginfo-1.9.1-4.el8.x86_64.rpm libpcap-debugsource-1.9.1-4.el8.i686.rpm libpcap-debugsource-1.9.1-4.el8.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
aarch64: libpcap-debuginfo-1.9.1-4.el8.aarch64.rpm libpcap-debugsource-1.9.1-4.el8.aarch64.rpm libpcap-devel-1.9.1-4.el8.aarch64.rpm
ppc64le: libpcap-debuginfo-1.9.1-4.el8.ppc64le.rpm libpcap-debugsource-1.9.1-4.el8.ppc64le.rpm libpcap-devel-1.9.1-4.el8.ppc64le.rpm
s390x: libpcap-debuginfo-1.9.1-4.el8.s390x.rpm libpcap-debugsource-1.9.1-4.el8.s390x.rpm libpcap-devel-1.9.1-4.el8.s390x.rpm
x86_64: libpcap-debuginfo-1.9.1-4.el8.i686.rpm libpcap-debuginfo-1.9.1-4.el8.x86_64.rpm libpcap-debugsource-1.9.1-4.el8.i686.rpm libpcap-debugsource-1.9.1-4.el8.x86_64.rpm

Read the Full Advisory


Severity
low
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:4547-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4547
Issue date: 2020-11-03

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 impactof Low. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory network monitoring bug fix Red Hat Enterprise Linux low severity libpcap resource exhaustion

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1760618 - CVE-2019-15165 libpcap: Resource exhaustion during PHB header length validation

1806422 - rebase libpcap to version 1.9.1

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