SB2025091056 - Red Hat Enterprise Linux 7 Extended Lifecycle Support update for kernel-rt



SB2025091056 - Red Hat Enterprise Linux 7 Extended Lifecycle Support update for kernel-rt

Published: September 10, 2025 Updated: February 6, 2026

Security Bulletin ID SB2025091056
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

High 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Buffer overflow (CVE-ID: CVE-2025-38332)

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

The vulnerability exists due to memory corruption within the lpfc_sli4_get_ctl_attr() function in drivers/scsi/lpfc/lpfc_sli.c. A local user can escalate privileges on the system.


2) Race condition (CVE-ID: CVE-2025-38352)

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

The vulnerability exists due to a race condition within the run_posix_cpu_timers() function in kernel/time/posix-cpu-timers.c. A local user can escalate privileges on the system.

Note, the vulnerability is being actively exploited in the wild against Android devices.


Remediation

Install update from vendor's website.