// For flags

CVE-2021-47020

soundwire: stream: fix memory leak in stream config error path

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: soundwire: stream: fix memory leak in stream config error path When stream config is failed, master runtime will release all
slave runtime in the slave_rt_list, but slave runtime is not
added to the list at this time. This patch frees slave runtime
in the config error path to fix the memory leak.

En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: soundwire: stream: corrige la pérdida de memoria en la ruta de error de configuración de stream Cuando falla la configuración de stream, el tiempo de ejecución maestro liberará todo el tiempo de ejecución esclavo en Slave_rt_list, pero el tiempo de ejecución esclavo no se agrega a la lista. en este momento. Este parche libera el tiempo de ejecución esclavo en la ruta del error de configuración para corregir la pérdida de memoria.

In the Linux kernel, the following vulnerability has been resolved: soundwire: stream: fix memory leak in stream config error path When stream config is failed, master runtime will release all slave runtime in the slave_rt_list, but slave runtime is not added to the list at this time. This patch frees slave runtime in the config error path to fix the memory leak.

*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
  • 2024-02-27 CVE Reserved
  • 2024-02-29 CVE Published
  • 2024-12-17 EPSS Updated
  • 2024-12-19 CVE 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"
 >= 4.18 < 4.19.191
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 4.19.191"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.18 < 5.4.119
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 5.4.119"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.18 < 5.10.37
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 5.10.37"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.18 < 5.11.21
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 5.11.21"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.18 < 5.12.4
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 5.12.4"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 >= 4.18 < 5.13
Search vendor "Linux" for product "Linux Kernel" and version " >= 4.18 < 5.13"
en
Affected