SB2025101301 - Red Hat Enterprise Linux 9 update for kernel
Published: October 13, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Input validation error (CVE-ID: CVE-2025-37823)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the hfsc_dequeue() function in net/sched/sch_hfsc.c. A local user can perform a denial of service (DoS) attack.
2) Use-after-free (CVE-ID: CVE-2025-37914)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the cl_is_active() and ets_qdisc_enqueue() functions in net/sched/sch_ets.c. A local user can escalate privileges on the system.
3) Use-after-free (CVE-ID: CVE-2022-50087)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the scpi_init_versions() and scpi_probe() functions in drivers/firmware/arm_scpi.c. A local user can escalate privileges on the system.
4) Improper privilege management (CVE-ID: CVE-2025-38498)
The vulnerability allows a local user to read and manipulate data.
The vulnerability exists due to improperly imposed permissions within the do_change_type() function in fs/namespace.c. A local user can read and manipulate data.
5) Use-after-free (CVE-ID: CVE-2023-53186)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the skb_try_coalesce() function in net/core/skbuff.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.