SB2025100943 - SUSE update for the Linux Kernel (Live Patch 51 for SLE 15 SP3) 

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Main Vulnerability Database SB2025100943

SB2025100943 - SUSE update for the Linux Kernel (Live Patch 51 for SLE 15 SP3)

Published: October 9, 2025

Security Bulletin ID SB2025100943
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) Use-after-free (CVE-ID: CVE-2024-53168)

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

The vulnerability exists due to a use-after-free error within the xs_create_sock() function in net/sunrpc/xprtsock.c, within the svc_create_socket() function in net/sunrpc/svcsock.c. A local user can escalate privileges on the system.


2) 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.


3) 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.


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