Linux Kernel up to 6.14.1 libwx privilege escalation

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Linux Kernel up to 6.14.1. Affected by this vulnerability is an unknown functionality of the component libwx. This manipulation causes an unknown weakness. This vulnerability appears as CVE-2025-22101. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Linux Kernel up to 6.14.1. Affected by this vulnerability is an unknown functionality of the component libwx. The impact remains unknown. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix Tx L4 checksum The hardware only supports L4 checksum offload for TCP/UDP/SCTP protocol. There was a bug to set Tx checksum flag for the other protocol that results in Tx ring hang. Fix to compute software checksum for these packets.

The advisory is shared at git.kernel.org. This vulnerability is known as CVE-2025-22101 since 12/29/2024. The exploitation appears to be difficult. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 240657 (Ubuntu 25.04 : Linux kernel vulnerabilities (USN-7594-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.14.2 or 6.15-rc1 eliminates this vulnerability. Applying the patch 5f583e059eced1857f41e221ef5951e029e632bd/c7d82913d5f9e97860772ee4051eaa66b56a6273 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (240657), EUVD (EUVD-2025-11193) and CERT Bund (WID-SEC-2025-0844). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Google Container-Optimized OS
  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • SUSE openSUSE
  • RESF Rocky Linux
  • Open Source Linux Kernel
  • Dell Avamar
  • SolarWinds Security Event Manager
  • Dell NetWorker
  • Dell Secure Connect Gateway
  • IBM QRadar SIEM

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.4

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 240657
Nessus Name: Ubuntu 25.04 : Linux kernel vulnerabilities (USN-7594-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 6.14.2/6.15-rc1
Patch: 5f583e059eced1857f41e221ef5951e029e632bd/c7d82913d5f9e97860772ee4051eaa66b56a6273

Timelineinfo

12/29/2024 🔍
04/16/2025 +107 days 🔍
04/16/2025 +0 days 🔍
02/15/2026 +305 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2025-22101 (🔍)
GCVE (CVE): GCVE-0-2025-22101
GCVE (VulDB): GCVE-100-305173
EUVD: 🔍
CERT Bund: WID-SEC-2025-0844 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 04/16/2025 17:31
Updated: 02/15/2026 12:56
Changes: 04/16/2025 17:31 (56), 06/27/2025 19:35 (2), 07/06/2025 12:06 (1), 07/06/2025 12:30 (1), 08/11/2025 00:17 (7), 10/13/2025 04:18 (1), 02/15/2026 12:56 (1)
Complete: 🔍
Cache ID: 216::103

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