Linux Kernel up to 6.4.3 usb dwc3_qcom_probe memory leak

Summaryinfo

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 5.4.250/5.10.187/5.15.120/6.1.38/6.4.3. This affects the function dwc3_qcom_probe of the component usb. This manipulation causes memory leak. This vulnerability is tracked as CVE-2023-53196. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Linux Kernel up to 5.4.250/5.10.187/5.15.120/6.1.38/6.4.3. Affected by this vulnerability is the function dwc3_qcom_probe of the component usb. The manipulation with an unknown input leads to a memory leak vulnerability. The CWE definition for the vulnerability is CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. As an impact it is known to affect availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: qcom: Fix potential memory leak Function dwc3_qcom_probe() allocates memory for resource structure which is pointed by parent_res pointer. This memory is not freed. This leads to memory leak. Use stack memory to prevent memory leak. Found by Linux Verification Center (linuxtesting.org) with SVACE.

It is possible to read the advisory at git.kernel.org. This vulnerability is known as CVE-2023-53196 since 09/15/2025. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 5.4.251, 5.10.188, 5.15.121, 6.1.39 or 6.4.4 eliminates this vulnerability. Applying the patch 648a163cff21ea355c8765e882ba8bf66a870a3e/74f8606ddfa450d2255b4e61472a7632def1e8c4/b626cd5e4a87a281629e0c2b07519990077c0fbe/c3b322b84ab5dda7eaca9ded763628b7467734f4/134a7d4642f11daed6bbc378f930a54dd0322291/097fb3ee710d4de83b8d4f5589e8ee13e0f0541e 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 CERT Bund (WID-SEC-2025-2053). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 5.4.250
• 5.10.187
• 5.15.120
• 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
• 6.1.21
• 6.1.22
• 6.1.23
• 6.1.24
• 6.1.25
• 6.1.26
• 6.1.27
• 6.1.28
• 6.1.29
• 6.1.30
• 6.1.31
• 6.1.32
• 6.1.33
• 6.1.34
• 6.1.35
• 6.1.36
• 6.1.37
• 6.1.38
• 6.4.0
• 6.4.1
• 6.4.2
• 6.4.3

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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