CVE-2025-38156

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-38156
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Fix null-ptr-deref in mt7996_mmio_wed_init() devm_ioremap() returns NULL on error. Currently, mt7996_mmio_wed_init() does not check for this case, which results in a NULL pointer dereference. Prevent null pointer dereference in mt7996_mmio_wed_init()

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/1072fc0ca1f8d0d5397d24853386876f937b8e63 Patch
https://git.kernel.org/stable/c/8f30e2b059757d8711a823e4c9c023db62a1d171 Patch
https://git.kernel.org/stable/c/af861c6dea2ef06845a5c7672999a06c06099735 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

20 Nov 2025, 20:13

Type Values Removed Values Added
First Time Linux
Linux linux Kernel
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
References () https://git.kernel.org/stable/c/1072fc0ca1f8d0d5397d24853386876f937b8e63 - () https://git.kernel.org/stable/c/1072fc0ca1f8d0d5397d24853386876f937b8e63 - Patch
References () https://git.kernel.org/stable/c/8f30e2b059757d8711a823e4c9c023db62a1d171 - () https://git.kernel.org/stable/c/8f30e2b059757d8711a823e4c9c023db62a1d171 - Patch
References () https://git.kernel.org/stable/c/af861c6dea2ef06845a5c7672999a06c06099735 - () https://git.kernel.org/stable/c/af861c6dea2ef06845a5c7672999a06c06099735 - Patch
CWE CWE-476
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5

03 Jul 2025, 15:13

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: mt76: mt7996: Se ha corregido la vulnerabilidad null-ptr-deref en mt7996_mmio_wed_init(). Devm_ioremap() devuelve NULL en caso de error. Actualmente, mt7996_mmio_wed_init() no verifica este caso, lo que resulta en una desreferencia de puntero NULL. Evitar la desreferencia de puntero NULL en mt7996_mmio_wed_init().

03 Jul 2025, 09:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-07-03 09:15

Updated : 2025-11-20 20:13

NVD link : CVE-2025-38156

Mitre link : CVE-2025-38156

CVE.ORG link : CVE-2025-38156

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-476

NULL Pointer Dereference