Vulnerability identifier: #VU93618

Vulnerability risk: Low

CVSSv3.1: 4.8 [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-2023-52680

CWE-ID: CWE-388

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 improper error handling within the scarlett2_sync_ctl_get(), scarlett2_master_volume_ctl_get(), scarlett2_volume_ctl_get(), scarlett2_mute_ctl_get(), scarlett2_level_enum_ctl_get(), scarlett2_pad_ctl_get(), scarlett2_air_ctl_get(), scarlett2_phantom_ctl_get(), scarlett2_direct_monitor_ctl_get(), scarlett2_speaker_switch_enum_ctl_get(), scarlett2_talkback_enum_ctl_get(), scarlett2_dim_mute_ctl_get() and scarlett2_mux_src_enum_ctl_get() functions in sound/usb/mixer_scarlett_gen2.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/3a09488f4f67f7ade59b8ac62a6c7fb29439cf51
http://git.kernel.org/stable/c/cda7762bea857e6951315a2f7d0632ea1850ed43
http://git.kernel.org/stable/c/821fbaeaaae23d483d3df799fe91ec8045973ec3
http://git.kernel.org/stable/c/773e38f73461ef2134a0d33a08f1668edde9b7c3
http://git.kernel.org/stable/c/50603a67daef161c78c814580d57f7f0be57167e

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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.