Moderate: NetworkManager security and bug fix update

Synopsis

Moderate: NetworkManager security and bug fix update

Type/Severity

Security Advisory: Moderate

Topic

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

Red Hat Product Security has rated this update as having a security impact of Moderate. 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

NetworkManager is a system network service that manages network devices and connections, attempting to keep active network connectivity when available. Its capabilities include managing Ethernet, wireless, mobile broadband (WWAN), and PPPoE devices, as well as providing VPN integration with a variety of different VPN services.

Security Fix(es):

• NetworkManager: user configuration not honoured leaving the connection unauthenticated via insecure defaults (CVE-2020-10754)
  

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.

Bug Fix(es):

• NetworkManager doesn't reconnect after DHCP failure (BZ#1843357)

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

Affected Products

• Red Hat Enterprise Linux Server - TUS 8.2 x86_64

Fixes

• BZ - 1841041 - CVE-2020-10754 NetworkManager: user configuration not honoured leaving the connection unauthenticated via insecure defaults
• BZ - 1843357 - NetworkManager doesn't reconnect after DHCP failure [rhel-8.2.0.z]

CVEs

• CVE-2020-10754

References

• https://access.redhat.com/security/updates/classification/#moderate