SB2026031108 - Red Hat Enterprise Linux 8 update for kernel



SB2026031108 - Red Hat Enterprise Linux 8 update for kernel

Published: March 11, 2026

Security Bulletin ID SB2026031108
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) Use-after-free (CVE-ID: CVE-2025-38129)

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

The vulnerability exists due to a use-after-free error within the page_pool_ethtool_stats_get(), page_pool_return_page() and page_pool_scrub() functions in net/core/page_pool.c. A local user can escalate privileges on the system.


2) Input validation error (CVE-ID: CVE-2025-40269)

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

The vulnerability exists due to improper input validation within the snd_usb_endpoint_set_params() function in sound/usb/endpoint.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.