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CVE-2021-38204

Date: August 8, 2021

drivers/usb/host/max3421-hcd.c in the Linux kernel before 5.13.6 allows physically proximate attackers to cause a denial of service (use-after-free and panic) by removing a MAX-3421 USB device in certain situations.

Severity Score

6.8

Related Resources (7)

Url: https://github.com/torvalds/linux/commit/b5fdf5c6e6bee35837e160c00ac89327bdad031b

Url: https://security-tracker.debian.org/tracker/CVE-2021-38204

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-38204

Url: https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html

Url: https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.6

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-38204

Url: https://www.mend.io/vulnerability-database/CVE-2021-38204

Severity Score

6.8

Weakness Type (CWE)

Use After Free

CWE-416

CVSS v3.1

Base Score:	6.8
Attack Vector (AV):	PHYSICAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	4.6
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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