Issued:
2023-06-06
Updated:
2023-06-06

RHSA-2023:3491 - Important: Red Hat Virtualization Host 4.4.z SP 1 security update

Synopsis

Important: Red Hat Virtualization Host 4.4.z SP 1 security update

Type/Severity

Security Advisory Important

Topic

An update for redhat-release-virtualization-host and redhat-virtualization-host is now available for Red Hat Virtualization 4 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

Security Fix(es):

  • kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c (CVE-2022-3564)

  • kernel: stack overflow in do_proc_dointvec and proc_skip_spaces (CVE-2022-4378)

  • samba: RC4/HMAC-MD5 NetLogon Secure Channel is weak and should be avoided (CVE-2022-38023)

  • kernel: mm/mremap.c use-after-free vulnerability (CVE-2022-41222)

  • kernel: net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461)

  • openvswitch: ip proto 0 triggers incorrect handling (CVE-2023-1668)

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.

Solution

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

https://access.redhat.com/articles/2974891

Affected Products

ProductVersionArch
Red Hat Virtualization4x86_64
Red Hat Virtualization Host4x86_64

Updated Packages

  • redhat-virtualization-host-4.5.3-202306050942_8.6.src.rpm
  • redhat-release-virtualization-host-4.5.3-7.el8ev.src.rpm
  • redhat-virtualization-host-image-update-4.5.3-202306050942_8.6.x86_64.rpm
  • redhat-virtualization-host-image-update-placeholder-4.5.3-7.el8ev.noarch.rpm
  • redhat-release-virtualization-host-content-4.5.3-7.el8ev.x86_64.rpm
  • redhat-release-virtualization-host-4.5.3-7.el8ev.x86_64.rpm

Fixes

CVEs

References

Additional information