SB2025101361 - SUSE update for the Linux Kernel (Live Patch 8 for SLE 15 SP6) 

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Main Vulnerability Database SB2025101361

SB2025101361 - SUSE update for the Linux Kernel (Live Patch 8 for SLE 15 SP6)

Published: October 13, 2025

Security Bulletin ID SB2025101361
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) Out-of-bounds read (CVE-ID: CVE-2025-21692)

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 ets_class_from_arg() function in net/sched/sch_ets.c. A local user can perform a denial of service (DoS) attack.


2) Use-after-free (CVE-ID: CVE-2025-21791)

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

The vulnerability exists due to a use-after-free error within the include/net/l3mdev.h. A local user can escalate privileges on the system.


3) NULL pointer dereference (CVE-ID: CVE-2025-38089)

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

The vulnerability exists due to NULL pointer dereference within the svc_process_common() function in net/sunrpc/svc.c. A local user can perform a denial of service (DoS) attack.


4) Use-after-free (CVE-ID: CVE-2025-38477)

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

The vulnerability exists due to a use-after-free error within the qfq_change_class(), qfq_delete_class(), qfq_dump_class() and qfq_dump_class_stats() functions in net/sched/sch_qfq.c. A local user can escalate privileges on the system.


Remediation

Install update from vendor's website.

References