SB2025051937 - Red Hat Enterprise Linux 10 update for kernel 



SB2025051937 - Red Hat Enterprise Linux 10 update for kernel

Published: May 19, 2025

Security Bulletin ID SB2025051937
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) Buffer overflow (CVE-ID: CVE-2025-21966)

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

The vulnerability exists due to memory corruption within the clone_bio() function in drivers/md/dm-flakey.c. A local user can escalate privileges on the system.


2) Out-of-bounds read (CVE-ID: CVE-2025-21993)

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 ibft_attr_show_nic() function in drivers/firmware/iscsi_ibft.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.