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CVE-2019-14763

Good to know:

Date: August 7, 2019

In the Linux kernel before 4.16.4, a double-locking error in drivers/usb/dwc3/gadget.c may potentially cause a deadlock with f_hid.

Language: C

Severity Score

5.5

Related Resources (13)

Url: https://www.spinics.net/lists/linux-usb/msg167393.html

Url: https://usn.ubuntu.com/4118-1/

Url: https://github.com/torvalds/linux/commit/c91815b596245fd7da349ecc43c8def670d2269e

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2019-14763

Url: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=072684e8c58d17e853f8e8b9f6d9ce2e58d2b036

Url: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c91815b596245fd7da349ecc43c8def670d2269e

Url: https://security-tracker.debian.org/tracker/CVE-2019-14763

Url: https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.4

Url: https://nvd.nist.gov/vuln/detail/CVE-2019-14763

Url: https://github.com/torvalds/linux/commit/072684e8c58d17e853f8e8b9f6d9ce2e58d2b036

Url: https://usn.ubuntu.com/4115-1/

Url: https://www.spinics.net/lists/linux-usb/msg167355.html

Url: https://www.mend.io/vulnerability-database/CVE-2019-14763

Severity Score

5.5

Weakness Type (CWE)

Numeric Errors

CWE-189

Improper Locking

CWE-667

Top Fix

Upgrade Version

Upgrade to version 4.17-rc1

CVSS v3.1

Base Score:	5.5
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.9
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	COMPLETE
Additional information:

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