SB20260325112 - Red Hat Enterprise Linux 8 update for kernel



SB20260325112 - Red Hat Enterprise Linux 8 update for kernel

Published: March 25, 2026

Security Bulletin ID SB20260325112
CSH 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 vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2025-38024)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


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

The vulnerability exists due to a use-after-free error within the rxe_cq_from_init() function in drivers/infiniband/sw/rxe/rxe_cq.c. A local user can escalate privileges on the system.


2) Use-after-free (CVE-ID: CVE-2025-38129)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


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.


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

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


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.