Important: linux-firmware security and enhancement update

Synopsis

Important: linux-firmware security and enhancement update

Type/Severity

Security Advisory: Important

Topic

An update for linux-firmware is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. 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 linux-firmware packages contain all of the firmware files that are required by various devices to operate.

Security Fix(es):

• hardware: buffer overflow in bluetooth firmware (CVE-2020-12321)
  

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.

Enhancement(s):

• [Intel 8.3 FEAT] ice: Update to the Default OS DDP Package for ice driver (BZ#1896597)
  
• [Intel 8.3 FEAT] ice: Pull Comms Market Segment Package into RHEL 8.3 (BZ#1896598)

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 for x86_64 8 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for ARM 64 8 aarch64

Fixes

• BZ - 1893914 - CVE-2020-12321 hardware: buffer overflow in bluetooth firmware

CVEs

• CVE-2020-12321

References

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