#VU93385 Improper locking in Linux kernel - CVE-2024-36977

Vulnerability identifier: #VU93385

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-36977

CWE-ID: CWE-667

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper locking within the __dwc3_gadget_get_frame() and __dwc3_stop_active_transfer() functions in drivers/usb/dwc3/gadget.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
http://git.kernel.org/stable/c/341eb08dbca9eae05308c442fbfab1813a44c97a
http://git.kernel.org/stable/c/ec96bcf5f96a7a5c556b0e881ac3e5c3924d542c
http://git.kernel.org/stable/c/4a387e032909c6dc2b479452c5bbe9a252057925
http://git.kernel.org/stable/c/1ba145f05b5c8f0b1a947a0633b5edff5dd1f1c5
http://git.kernel.org/stable/c/1d26ba0944d398f88aaf997bda3544646cf21945

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.