CVE-2021-47233
regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL
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: regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL devm_gpiod_get_array_optional may return NULL if no GPIO was assigned.
En el kernel de Linux, se resolvió la siguiente vulnerabilidad: regulador: rt4801: corrige la desreferencia del puntero NULL si priv->enable_gpios es NULL, devm_gpiod_get_array_optional puede devolver NULL si no se asignó ningún GPIO.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:Track
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2024-04-10 CVE Reserved
- 2024-05-21 CVE Published
- 2025-01-17 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (4)
| URL | Tag | Source |
|---|---|---|
| https://git.kernel.org/stable/c/5bbbfc7f7f0a44b7a85ab3872dd2ccce7019f7b1 | Vuln. Introduced |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
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" | >= 5.10 < 5.10.46 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10 < 5.10.46" | en |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.10 < 5.12.13 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10 < 5.12.13" | en |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | >= 5.10 < 5.13 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10 < 5.13" | en |
Affected
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