CVE-2025-38155

wifi: mt76: mt7915: Fix null-ptr-deref in mt7915_mmio_wed_init()

MEDIUM
5.5
CVSS Score
Published: July 3, 2025 at 08:35 AM UTC
Updated: June 17, 2026 at 09:16 AM UTC
1 product affected across 1 vendorLinux Kernel

Using Linux by Linux?

Get instant alerts when new vulnerabilities affect Linux - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: Fix null-ptr-deref in mt7915_mmio_wed_init() devm_ioremap() returns NULL on error. Currently, mt7915_mmio_wed_init() does not check for this case, which results in a NULL pointer dereference. Prevent null pointer dereference in mt7915_mmio_wed_init().

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.13 ≤ v < 6.15.36.2 ≤ v < 6.12.346.2 ≤ v < 6.15.36.2 ≤ v < 6.166.2 ≤ v < 6.6.946.7 ≤ v < 6.12.344f831d18d12da80cec0bebe5b8ca8702a528195a6.2
Vendor states this is fixed in 790d05cde359356feea8915094a51166af1629f5 (fixed)
Vendor states this is fixed in d825ed9fd768be10d52beba6f57a4b50c0c154aa (fixed)
Vendor states this is fixed in e9f9cef1877ac32285dbc1f31b86c8955b712fc2 (fixed)
Vendor states this is fixed in efb95439c1477bbc955cacd0179c35e7861b437c (fixed)
Vendor states this is fixed in 6.12.34 (unaffected)
Vendor states this is fixed in 6.15.3 (unaffected)
Vendor states this is fixed in 6.16 (unaffected)
Vendor states this is fixed in 6.2 (unaffected)
Vendor states this is fixed in 6.6.94 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/790d05cde359356feea8915094a51166af1629f5
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/d825ed9fd768be10d52beba6f57a4b50c0c154aa
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/e9f9cef1877ac32285dbc1f31b86c8955b712fc2
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/efb95439c1477bbc955cacd0179c35e7861b437c

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-476

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card