// For flags

CVE-2019-19528

kernel: use-after-free bug caused by a malicious USB device in the drivers/usb/misc/iowarrior.c driver

Severity Score

6.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

In the Linux kernel before 5.3.7, there is a use-after-free bug that can be caused by a malicious USB device in the drivers/usb/misc/iowarrior.c driver, aka CID-edc4746f253d.

En el kernel de Linux versiones anteriores a 5.3.7, se presenta un bug de uso de la memoria previamente liberada que puede ser causado por un dispositivo USB malicioso en el controlador del archivo drivers/usb/misc/iowarrior.c, tambiƩn se conoce como CID-edc4746f253d.

A use-after-free flaw was found in iowarrior_disconnect in iowarrior USB driver module were a flag was simultaneously modified causing a race between a device open and disconnect. This flaw could allow a physical attacker to cause a denial of service (DoS) attack. This vulnerability could even lead to a kernel information leak problem.

*Credits: N/A
CVSS Scores
Attack Vector
Physical
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-12-03 CVE Reserved
  • 2019-12-03 CVE Published
  • 2024-08-05 CVE Updated
  • 2024-12-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-416: Use After Free
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Linux
Search vendor "Linux"
Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
< 5.3.7
Search vendor "Linux" for product "Linux Kernel" and version " < 5.3.7"
-
Affected