Linux Kernel up to 6.6/6.7/6.7.1 ath12k allocation of resources

Summaryinfo

A vulnerability has been found in Linux Kernel up to 6.6/6.7/6.7.1 and classified as critical. Affected by this vulnerability is an unknown functionality of the component ath12k. Performing a manipulation results in allocation of resources. This vulnerability was named CVE-2023-52688. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Linux Kernel up to 6.6/6.7/6.7.1. This affects an unknown part of the component ath12k. The manipulation with an unknown input leads to a allocation of resources vulnerability. CWE is classifying the issue as CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. This is going to have an impact on availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix the error handler of rfkill config When the core rfkill config throws error, it should free the allocated resources. Currently it is not freeing the core pdev create resources. Avoid this issue by calling the core pdev destroy in the error handler of core rfkill config. Found this issue in the code review and it is compile tested only.

It is possible to read the advisory at git.kernel.org. This vulnerability is uniquely identified as CVE-2023-52688 since 03/07/2024. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 246694 (Linux Distros Unpatched Vulnerability : CVE-2023-52688), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.7.2 eliminates this vulnerability. Applying the patch b4e593a7a22f/898d8b3e1414 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 (246694) and CERT Bund (WID-SEC-2024-1188). Be aware that VulDB is the high quality source for vulnerability data.

Affected

• Google Container-Optimized OS
• Debian Linux
• Amazon Linux 2
• Red Hat Enterprise Linux
• Ubuntu Linux
• SUSE Linux
• IBM InfoSphere Guardium
• Oracle Linux
• Oracle VM
• NetApp FAS
• EMC Avamar
• IBM SAN Volume Controller
• Dell NetWorker
• IBM FlashSystem
• IBM Security Guardium
• RESF Rocky Linux
• Broadcom Brocade SANnav
• Open Source Linux Kernel
• IBM Business Automation Workflow
• IBM Spectrum Protect Plus
• IBM QRadar SIEM
• Dell Avamar
• Juniper Junos Space
• IBM DB2
• IBM Storage Scale System
• SolarWinds Security Event Manager
• IBM Security Verify Access

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 6.0
• 6.1
• 6.2
• 6.3
• 6.4
• 6.5
• 6.6
• 6.7
• 6.7.0
• 6.7.1

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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