CVE-2022-50464

mt76: mt7915: Fix PCI device refcount leak in mt7915_pci_init_hif2()

MEDIUM
5.5
CVSS Score
Published: October 1, 2025 at 11:45 AM UTC
Updated: June 17, 2026 at 05:23 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: mt76: mt7915: Fix PCI device refcount leak in mt7915_pci_init_hif2() As comment of pci_get_device() says, it returns a pci_device with its refcount increased. We need to call pci_dev_put() to decrease the refcount. Save the return value of pci_get_device() and call pci_dev_put() to decrease the refcount.

Affected

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

5.12 ≤ v < 6.0.165.12 ≤ v < 6.1.25.12 ≤ v < 6.26.1 ≤ v < 6.1.25.129093cfff72e3e55b703ed38fa1af87c204d89cf1
Vendor states this is fixed in 2d4b9c7e81f3a4df27749ebecb426b145e68be2a (fixed)
Vendor states this is fixed in 5938196cc188ba4323bc6357f5ac55127d715888 (fixed)
Vendor states this is fixed in 8abc6579667129afd13ff2ccb0319ba3f46e6995 (fixed)
Vendor states this is fixed in 5.12 (unaffected)
Vendor states this is fixed in 6.0.16 (unaffected)
Vendor states this is fixed in 6.1.2 (unaffected)
Vendor states this is fixed in 6.2 (unaffected)

CVSS

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

Quick Info

StatusANALYZED
CWE
NVD-CWE-Other

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