RHSA-2024:9500 - Security Advisory

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

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

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

• kernel: drm/amdgpu: use-after-free vulnerability (CVE-2024-26656)
• kernel: scsi: mpt3sas: Fix use-after-free warning (CVE-2022-48695)
• kernel: mptcp: pm: Fix uaf in __timer_delete_sync (CVE-2024-46858)

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

The system must be rebooted for this update to take effect.

Affected Products

• Red Hat Enterprise Linux Server - AUS 8.6 x86_64
• Red Hat Enterprise Linux Server - TUS 8.6 x86_64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.6 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.6 x86_64

Fixes

• BZ - 2272692 - CVE-2024-26656 kernel: drm/amdgpu: use-after-free vulnerability
• BZ - 2278999 - CVE-2022-48695 kernel: scsi: mpt3sas: Fix use-after-free warning
• BZ - 2315210 - CVE-2024-46858 kernel: mptcp: pm: Fix uaf in __timer_delete_sync

CVEs

• CVE-2022-48695
• CVE-2024-26656
• CVE-2024-46858

References

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