Improper locking in Linux kernel firewire

1) Improper locking

EUVDB-ID: #VU96158

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-42274

CWE-ID: CWE-667 - Improper Locking

Exploit availability: No

Description

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

The vulnerability exists due to improper locking within the update_pcm_pointers() and amdtp_domain_stream_pcm_pointer() functions in sound/firewire/amdtp-stream.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

CPE2.3

External links

http://git.kernel.org/stable/c/b239a37d68e8bc59f9516444da222841e3b13ba9
http://git.kernel.org/stable/c/f5043e69aeb2786f32e84132817a007a6430aa7d
http://git.kernel.org/stable/c/36c255db5a25edd42d1aca48e38b8e95ee5fd9ef
http://git.kernel.org/stable/c/3dab73ab925a51ab05543b491bf17463a48ca323

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.