// For flags

CVE-2021-47270

usb: fix various gadgets null ptr deref on 10gbps cabling.

Severity Score

5.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

In the Linux kernel, the following vulnerability has been resolved: usb: fix various gadgets null ptr deref on 10gbps cabling. This avoids a null pointer dereference in
f_{ecm,eem,hid,loopback,printer,rndis,serial,sourcesink,subset,tcm}
by simply reusing the 5gbps config for 10gbps.

En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: usb: repara varios gadgets null ptr deref en cableado de 10gbps. Esto evita una desreferencia de puntero null en f_{ecm,eem,hid,loopback,printer,rndis,serial,sourcesink,subset,tcm} simplemente reutilizando la configuración de 5 gbps para 10 gbps.

In the Linux kernel, the following vulnerability has been resolved: usb: fix various gadgets null ptr deref on 10gbps cabling. This avoids a null pointer dereference in f_{ecm,eem,hid,loopback,printer,rndis,serial,sourcesink,subset,tcm} by simply reusing the 5gbps config for 10gbps.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-05-21 CVE Reserved
  • 2024-05-21 CVE Published
  • 2024-12-19 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
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"
 >= 4.6 < 4.9.273
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.6 < 4.9.273"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.6 < 4.14.237
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.6 < 4.14.237"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.6 < 4.19.195
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.6 < 4.19.195"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.6 < 5.4.126
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.6 < 5.4.126"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.6 < 5.10.44
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.6 < 5.10.44"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.6 < 5.12.11
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.6 < 5.12.11"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.6 < 5.13
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.6 < 5.13"
en
Affected