SB2024111315 - Red Hat Enterprise Linux 8 update for kernel



SB2024111315 - Red Hat Enterprise Linux 8 update for kernel

Published: November 13, 2024

Security Bulletin ID SB2024111315
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2024-26656)

The vulnerability allows a local user to crash the kernel.

The vulnerability exists due to a use-after-free error in drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c. A local user can send a single amdgpu_gem_userptr_ioctl to the AMDGPU DRM driver on any ASICs with an invalid address and size and perform a denial of service (DoS) attack.


2) Use-after-free (CVE-ID: CVE-2022-48695)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the dequeue_next_fw_event() and _scsih_fw_event_cleanup_queue() functions in drivers/scsi/mpt3sas/mpt3sas_scsih.c. A local user can escalate privileges on the system.


3) Use-after-free (CVE-ID: CVE-2024-46858)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the mptcp_pm_del_add_timer() and remove_anno_list_by_saddr() functions in net/mptcp/pm_netlink.c. A local user can escalate privileges on the system.


Remediation

Install update from vendor's website.