Issued:
2024-03-12
Updated:
2024-03-12

RHSA-2024:1253 - Important: kernel live patch module security update

Synopsis

Important: kernel live patch module security update

Type/Severity

Security Advisory Important

Topic

An update for kpatch-patch-5_14_0-70_64_1, kpatch-patch-5_14_0-70_70_1, kpatch-patch-5_14_0-70_75_1, kpatch-patch-5_14_0-70_80_1, and kpatch-patch-5_14_0-70_85_1 is now available for Red Hat Enterprise Linux 9.0 Extended Update Support.

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

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.

Security Fix(es):

  • kernel: bpf: Incorrect verifier pruning leads to unsafe code paths being incorrectly marked as safe (CVE-2023-2163)

  • kernel: UAF in nftables when nft_set_lookup_global triggered after handling named and anonymous sets in batch requests (CVE-2023-3390)

  • kernel: net/sched: cls_u32 component reference counter leak if tcf_change_indev() fails (CVE-2023-3609)

  • kernel: use after free in unix_stream_sendpage (CVE-2023-4622)

  • kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination (CVE-2024-0646)

  • kernel: GSM multiplexing race condition leads to privilege escalation (CVE-2023-6546)

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/11258

Affected Products

ProductVersionArch
Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions9.0x86_64
Red Hat Enterprise Linux for x86_64 - Extended Update Support9.0x86_64
Red Hat Enterprise Linux for Power, little endian - Extended Update Support9.0ppc64le
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions9.0ppc64le

Updated Packages

  • kpatch-patch-5_14_0-70_64_1-debuginfo-1-6.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_70_1-debuginfo-1-5.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_70_1-debugsource-1-5.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_85_1-debugsource-1-2.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_64_1-1-6.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_80_1-1-3.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_70_1-1-5.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_70_1-1-5.el9_0.src.rpm
  • kpatch-patch-5_14_0-70_70_1-1-5.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_85_1-1-2.el9_0.src.rpm
  • kpatch-patch-5_14_0-70_64_1-1-6.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_75_1-debuginfo-1-4.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_75_1-debugsource-1-4.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_64_1-debugsource-1-6.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_64_1-1-6.el9_0.src.rpm
  • kpatch-patch-5_14_0-70_85_1-1-2.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_80_1-debugsource-1-3.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_85_1-debuginfo-1-2.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_80_1-1-3.el9_0.src.rpm
  • kpatch-patch-5_14_0-70_85_1-1-2.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_64_1-debugsource-1-6.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_85_1-debuginfo-1-2.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_80_1-debuginfo-1-3.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_80_1-1-3.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_64_1-debuginfo-1-6.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_75_1-1-4.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_80_1-debuginfo-1-3.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_80_1-debugsource-1-3.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_75_1-1-4.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_70_1-debuginfo-1-5.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_75_1-1-4.el9_0.src.rpm
  • kpatch-patch-5_14_0-70_75_1-debuginfo-1-4.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_70_1-debugsource-1-5.el9_0.x86_64.rpm
  • kpatch-patch-5_14_0-70_85_1-debugsource-1-2.el9_0.ppc64le.rpm
  • kpatch-patch-5_14_0-70_75_1-debugsource-1-4.el9_0.x86_64.rpm

Fixes

CVEs

References

Additional information