SB2024112606 - Red Hat Enterprise Linux 8 update for kernel



SB2024112606 - Red Hat Enterprise Linux 8 update for kernel

Published: November 26, 2024

Security Bulletin ID SB2024112606
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) NULL pointer dereference (CVE-ID: CVE-2022-48773)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the rpcrdma_ep_create() function in net/sunrpc/xprtrdma/verbs.c. A local user can perform a denial of service (DoS) attack.


2) 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.