CVE-2021-47233

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47233
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.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41 Patch
https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27 Patch
https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1 Patch
https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41 Patch
https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27 Patch
https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc5:*:*:*:*:*:*
History

30 Dec 2024, 19:51

Type Values Removed Values Added
First Time Linux linux Kernel
Linux
CWE CWE-476
CPE cpe:2.3:o:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
References () https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41 - () https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41 - Patch
References () https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27 - () https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27 - Patch
References () https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1 - () https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1 - Patch

21 Nov 2024, 06:35

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41 - () https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41 -
References () https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27 - () https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27 -
References () https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1 - () https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1 -
Summary
  • (es) 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.

21 May 2024, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-05-21 15:15

Updated : 2024-12-30 19:51

NVD link : CVE-2021-47233

Mitre link : CVE-2021-47233

CVE.ORG link : CVE-2021-47233

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-476

NULL Pointer Dereference