#VU100179 NULL pointer dereference in Linux kernel - CVE-2024-50240

Vulnerability identifier: #VU100179

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-2024-50240

CWE-ID: CWE-476

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 NULL pointer dereference within the qmp_usb_probe() function in drivers/phy/qualcomm/phy-qcom-qmp-usb.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/370814e9d512ba289612c3780890b80bf2605046
https://git.kernel.org/stable/c/5ebde521fbb9a813b993d4436329a3ca0eeb6574
https://git.kernel.org/stable/c/bd9e4d4a3b127686efc60096271b0a44c3100061

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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.