// For flags

CVE-2021-47122

net: caif: fix memory leak in caif_device_notify

Severity Score

6.2
*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: net: caif: fix memory leak in caif_device_notify In case of caif_enroll_dev() fail, allocated
link_support won't be assigned to the corresponding
structure. So simply free allocated pointer in case
of error

En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: caif: corrige la pérdida de memoria en caif_device_notify En caso de que falle caif_enroll_dev(), el link_support asignado no se asignará a la estructura correspondiente. Así que simplemente libera el puntero asignado en caso de error.

In the Linux kernel, the following vulnerability has been resolved: net: caif: fix memory leak in caif_device_notify In case of caif_enroll_dev() fail, allocated link_support won't be assigned to the corresponding structure. So simply free allocated pointer in case of error

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
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
  • 2024-03-04 CVE Reserved
  • 2024-03-15 CVE Published
  • 2024-12-19 CVE Updated
  • 2025-04-07 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"
 >= 3.3 < 4.4.272
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.3 < 4.4.272"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.3 < 4.9.272
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.3 < 4.9.272"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.3 < 4.14.236
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.3 < 4.14.236"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.3 < 4.19.194
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.3 < 4.19.194"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.3 < 5.4.125
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.3 < 5.4.125"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.3 < 5.10.43
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.3 < 5.10.43"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.3 < 5.12.10
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.3 < 5.12.10"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 3.3 < 5.13
Search vendor "Linux" for product "Linux Kernel" and version " >= 3.3 < 5.13"
en
Affected