SB20260415177 - Red Hat Enterprise Linux 10 update for kernel



SB20260415177 - Red Hat Enterprise Linux 10 update for kernel

Published: April 15, 2026

Security Bulletin ID SB20260415177
Severity
Low
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Memory leak (CVE-ID: CVE-2026-23144)

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

The vulnerability exists due to memory leak within the damon_sysfs_context_add_dirs() function in mm/damon/sysfs.c. A local user can perform a denial of service (DoS) attack.


2) Use-after-free (CVE-ID: CVE-2026-23171)

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

The vulnerability exists due to a use-after-free error within the bond_enslave() function in drivers/net/bonding/bond_main.c. A local user can escalate privileges on the system.


3) Out-of-bounds read (CVE-ID: CVE-2026-23204)

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

The vulnerability exists due to an out-of-bounds read error within the u32_classify() function in net/sched/cls_u32.c. A local user can perform a denial of service (DoS) attack.


4) Double free (CVE-ID: CVE-2025-71238)

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

The vulnerability exists due to a double free error within the qla2x00_update_optrom() function in drivers/scsi/qla2xxx/qla_bsg.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.