#VU99838 Resource management error in Linux kernel - CVE-2024-50100

Vulnerability identifier: #VU99838

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-2024-50100

CWE-ID: CWE-399

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 resource management error within the dummy_urb_enqueue(), dummy_urb_dequeue(), dummy_timer(), dummy_bus_resume() and dummy_stop() functions in drivers/usb/gadget/udc/dummy_hcd.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
https://git.kernel.org/stable/c/f828205ee3e4ddc712a13fba6c9902d51e91ddaf
https://git.kernel.org/stable/c/5189df7b8088268012882c220d6aca4e64981348

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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.