Linux Kernel up to 6.4.3 wifi privilege escalation

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel up to 6.4.3. It has been rated as critical. This impacts an unknown function of the component wifi. The manipulation leads to an unknown weakness. This vulnerability is documented as CVE-2023-53185. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.4.3. It has been rated as critical. This issue affects an unknown function of the component wifi. The impact remains unknown. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: don't allow to overwrite ENDPOINT0 attributes A bad USB device is able to construct a service connection response message with target endpoint being ENDPOINT0 which is reserved for HTC_CTRL_RSVD_SVC and should not be modified to be used for any other services. Reject such service connection responses. Found by Linux Verification Center (linuxtesting.org) with Syzkaller.

The advisory is shared at git.kernel.org. The identification of this vulnerability is CVE-2023-53185 since 09/15/2025. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 274937 (RHEL 9 : kernel (RHSA-2025:21051)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.14.322, 4.19.291, 5.4.251, 5.10.188, 5.15.121, 6.1.39, 6.3.13 or 6.4.4 eliminates this vulnerability. Applying the patch db8df00cd6d801b3abdb145201c2bdd1c665f585/9e3031eea2d45918dc44cbfc6a6029e82882916f/4dc3560561a08842b4a4c07ccc5a90e5067dbb5b/1044187e7249073f719ebbf9e5ffb4f16f99e555/95b4b940f0fb2873dcedad81699e869eb7581c85/09740fa9827cfbaf23ecd041e602a426f99be888/6a444dffb75238c47d2d852f12cf53f12ad2cba8/be2a546c30fe8d72efa032bee612363bb75314bd/061b0cb9327b80d7a0f63a33e7c3e2a91a71f142 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 (274937), EUVD (EUVD-2023-59791) and CERT Bund (WID-SEC-2025-2053). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • IBM QRadar SIEM
  • SUSE openSUSE
  • Open Source Linux Kernel
  • RESF Rocky Linux
  • Dell Secure Connect Gateway
  • F5 F5OS

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 274937
Nessus Name: RHEL 9 : kernel (RHSA-2025:21051)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 4.14.322/4.19.291/5.4.251/5.10.188/5.15.121/6.1.39/6.3.13/6.4.4
Patch: db8df00cd6d801b3abdb145201c2bdd1c665f585/9e3031eea2d45918dc44cbfc6a6029e82882916f/4dc3560561a08842b4a4c07ccc5a90e5067dbb5b/1044187e7249073f719ebbf9e5ffb4f16f99e555/95b4b940f0fb2873dcedad81699e869eb7581c85/09740fa9827cfbaf23ecd041e602a426f99be888/6a444dffb75238c47d2d852f12cf53f12ad2cba8/be2a546c30fe8d72efa032bee612363bb75314bd/061b0cb9327b80d7a0f63a33e7c3e2a91a71f142

Timelineinfo

09/15/2025 Advisory disclosed
09/15/2025 +0 days CVE reserved
09/15/2025 +0 days VulDB entry created
01/10/2026 +117 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2023-53185 (🔒)
GCVE (CVE): GCVE-0-2023-53185
GCVE (VulDB): GCVE-100-323981
EUVD: 🔒
CERT Bund: WID-SEC-2025-2053 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 09/15/2025 16:50
Updated: 01/10/2026 20:04
Changes: 09/15/2025 16:50 (57), 11/12/2025 12:33 (2), 12/02/2025 06:12 (10), 12/02/2025 06:50 (1), 12/29/2025 00:47 (7), 01/10/2026 20:04 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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