#VU94205 Memory leak in Linux kernel - CVE-2024-40934

Vulnerability identifier: #VU94205

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-2024-40934

CWE-ID: CWE-401

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 memory leak within the logi_dj_recv_switch_to_dj_mode() function in drivers/hid/hid-logitech-dj.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/15122dc140d82c51c216535c57b044c4587aae45
https://git.kernel.org/stable/c/caa9c9acb93db7ad7b74b157cf101579bac9596d
https://git.kernel.org/stable/c/a0503757947f2e46e59c1962326b53b3208c8213
https://git.kernel.org/stable/c/789c99a1d7d2c8f6096d75fc2930505840ec9ea0
https://git.kernel.org/stable/c/f677ca8cfefee2a729ca315f660cd4868abdf8de
https://git.kernel.org/stable/c/1df2ead5dfad5f8f92467bd94889392d53100b98
https://git.kernel.org/stable/c/ce3af2ee95170b7d9e15fff6e500d67deab1e7b3

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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.