SB2025063035 - Red Hat Enterprise Linux 10 update for kernel



SB2025063035 - Red Hat Enterprise Linux 10 update for kernel

Published: June 30, 2025

Security Bulletin ID SB2025063035
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-2025-21999)

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

The vulnerability exists due to a use-after-free error within the proc_get_inode() function in fs/proc/inode.c, within the proc_create_reg(), proc_create_seq_private() and proc_create_single_data() functions in fs/proc/generic.c. A local user can escalate privileges on the system.


2) Use-after-free (CVE-ID: CVE-2025-23150)

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

The vulnerability exists due to a use-after-free error within the do_split() function in fs/ext4/namei.c. A local user can escalate privileges on the system.


3) Use-after-free (CVE-ID: CVE-2025-37738)

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

The vulnerability exists due to a use-after-free error within the ext4_xattr_inode_dec_ref_all() function in fs/ext4/xattr.c. A local user can escalate privileges on the system.


Remediation

Install update from vendor's website.