CVE-2024-53197

ALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devices

High 7.8
Exploited: added to CISA KEV 9 Apr 2025

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix potential out-of-bound accesses for Extigy and Mbox devices A bogus device can provide a bNumConfigurations value that exceeds the initial value used in usb_get_configuration for allocating dev->config. This can lead to out-of-bounds accesses later, e.g. in usb_destroy_configuration.

Key facts

Published: 27 Dec 2024
Last changed: 11 May 2026
Assigned by: Linux
KEV added: 9 Apr 2025
KEV fix due: 30 Apr 2025
EPSS: 4.117% likely to be exploited in the next 30 days, higher than 90.946% of CVEs (scores for 15 Nov 2026)
SSVC (CISA): Exploitation: active; Automatable: no; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

7.8CVSS 3.1, Highfrom CISA (ADP container)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

What to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Vendor	Product	Versions
Linux	Linux	Default status: unaffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 up to but excluding 0b4ea4bfe16566b84645ded1403756a2dc4e0f19 (affected) 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 up to but excluding 9b8460a2a7ce478e0b625af7c56d444dc24190f7 (affected) 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 up to but excluding 62dc01c83fa71e10446ee4c31e0e3d5d1291e865 (affected) 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 up to but excluding 9887d859cd60727432a01564e8f91302d361b72b (affected) 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 up to but excluding 920a369a9f014f10ec282fd298d0666129379f1b (affected) 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 up to but excluding b8f8b81dabe52b413fe9e062e8a852c48dd0680d (affected) 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 up to but excluding 379d3b9799d9da953391e973b934764f01e03960 (affected) 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 up to but excluding b521b53ac6eb04e41c03f46f7fe452e4d8e9bcca (affected) 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 up to but excluding b909df18ce2a998afef81d58bbd1a05dc0788c40 (affected)
Linux	Linux	Default status: affected 2.6.12 (affected) 0 up to but excluding 2.6.12 (unaffected) 4.19.325 up to and including 4.19.* (unaffected) 5.4.287 up to and including 5.4.* (unaffected) 5.10.231 up to and including 5.10.* (unaffected) 5.15.174 up to and including 5.15.* (unaffected) 6.1.120 up to and including 6.1.* (unaffected) 6.6.64 up to and including 6.6.* (unaffected) 6.11.11 up to and including 6.11.* (unaffected) 6.12.2 up to and including 6.12.* (unaffected) 6.13 up to and including * (unaffected)