Linux Kernel up to 6.2.7 interconnect allocation of resources

Summaryinfo

A vulnerability marked as critical has been reported in Linux Kernel up to 5.4.237/5.10.175/5.15.103/6.1.20/6.2.7. The affected element is an unknown function of the component interconnect. Performing a manipulation results in allocation of resources. This vulnerability is cataloged as CVE-2023-53096. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Linux Kernel up to 5.4.237/5.10.175/5.15.103/6.1.20/6.2.7. This affects an unknown code of the component interconnect. 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: interconnect: fix mem leak when freeing nodes The node link array is allocated when adding links to a node but is not deallocated when nodes are destroyed.

The advisory is shared at git.kernel.org. This vulnerability is uniquely identified as CVE-2023-53096 since 05/02/2025. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 250198 (Linux Distros Unpatched Vulnerability : CVE-2023-53096), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.4.238, 5.10.176, 5.15.104, 6.1.21 or 6.2.8 eliminates this vulnerability. Applying the patch f1e3a20c60196c37a402c584d0c9de306ba988ce/efae80ca13faa94457208852825731da44a788ad/2e0b13a1827229a02abef97b50ffaf89ba25370a/3167306455d0fbbbcf08cb25651acc527a86a95e/c1722e4113281fb34e5b4fb5c5387b17cd39a537/a5904f415e1af72fa8fe6665aa4f554dc2099a95 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 vulnerability database at Tenable (250198). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 5.4.237
• 5.10.175
• 5.15.103
• 6.1.0
• 6.1.1
• 6.1.2
• 6.1.3
• 6.1.4
• 6.1.5
• 6.1.6
• 6.1.7
• 6.1.8
• 6.1.9
• 6.1.10
• 6.1.11
• 6.1.12
• 6.1.13
• 6.1.14
• 6.1.15
• 6.1.16
• 6.1.17
• 6.1.18
• 6.1.19
• 6.1.20
• 6.2.0
• 6.2.1
• 6.2.2
• 6.2.3
• 6.2.4
• 6.2.5
• 6.2.6
• 6.2.7

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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

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