SB2025102154 - Ubuntu update for linux 

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Main Vulnerability Database SB2025102154

SB2025102154 - Ubuntu update for linux

Published: October 21, 2025

Security Bulletin ID SB2025102154
Severity
Low
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Improper locking (CVE-ID: CVE-2025-38727)

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

The vulnerability exists due to improper locking within the netlink_attachskb() function in net/netlink/af_netlink.c. A local user can perform a denial of service (DoS) attack.


2) Memory leak (CVE-ID: CVE-2024-26896)

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

The vulnerability exists due to memory leak within the wfx_set_mfp_ap() function in drivers/net/wireless/silabs/wfx/sta.c. A local user can perform a denial of service (DoS) attack.


3) NULL pointer dereference (CVE-ID: CVE-2024-26700)

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

The vulnerability exists due to NULL pointer dereference within the amdgpu_dm_atomic_check() function in drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c. A local user can perform a denial of service (DoS) attack.


4) NULL pointer dereference (CVE-ID: CVE-2023-52593)

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

The vulnerability exists due to NULL pointer dereference within the wfx_upload_ap_templates() and wfx_start_ap() functions in drivers/net/wireless/silabs/wfx/sta.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References