CVE-2021-47287
driver core: auxiliary bus: Fix memory leak when driver_register() fail
Severity Score
5.5
*CVSS v3.1
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:
driver core: auxiliary bus: Fix memory leak when driver_register() fail
If driver_register() returns with error we need to free the memory
allocated for auxdrv->driver.name before returning from
__auxiliary_driver_register()
En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: núcleo del controlador: bus auxiliar: corrige la pérdida de memoria cuando falla driver_register(). Si driver_register() regresa con error, necesitamos liberar la memoria asignada para auxdrv->driver.name antes de regresar de __auxiliary_driver_register()
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Track
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2024-05-21 CVE Reserved
- 2024-05-21 CVE Published
- 2024-05-22 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-402: Transmission of Private Resources into a New Sphere ('Resource Leak')
CAPEC
References (5)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/7de3697e9cbd4bd3d62bafa249d57990e1b8f294 | Vuln. Introduced |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://git.kernel.org/stable/c/ce5b3de58fc21303722df46551f7eb9a91afb409 | 2021-07-28 | |
| https://git.kernel.org/stable/c/4afa0c22eed33cfe0c590742387f0d16f32412f3 | 2021-07-21 |
| URL | Date | SRC |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2021-47287 | 2024-09-24 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2282511 | 2024-09-24 |
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" | >= 5.11 < 5.13.6 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.11 < 5.13.6" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.11 < 5.14 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.11 < 5.14" | en |
Affected
| ||||||