CVE-2019-19526
kernel: use-after-free bug caused by a malicious USB device in the drivers/nfc/pn533/usb.c driver
Severity
ModerateRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · October 8, 2019
Updated · June 28, 2026
Description
A use-after-free flaw was found in the pn533_usb_probe USB interface in the Linux kernel. If the driver registration fails it needs to do all the cleanup activity and free all the related resources. A malicious USB device can cause this process to fail, causing a use-after-free vulnerability. System availability is the highest threat with this vulnerability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 4.6CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-416 · Use After Free