NULL pointer dereference in Linux kernel phy realtek driver



| Updated: 2025-05-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-53204
CWE-ID CWE-476
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU102136

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-2024-53204

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

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 rtk_usb3phy_probe() function in drivers/phy/realtek/phy-rtk-usb3.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.11 - 6.12.1

CPE2.3 External links

https://git.kernel.org/stable/c/48d52d3168749e10c1c37cd4ceccd18625851741
https://git.kernel.org/stable/c/776f13ad1f88485206f1dca5ef138553106950e5
https://git.kernel.org/stable/c/bf373d2919d98f3d1fe1b19a0304f72fe74386d9
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.11
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.2
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13


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.



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