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CVE-2022-50464

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

Medium5.5EPSS 0.16%
Published
Updated
Reserved
Assigned by
Linux

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.

Scores

CVSS scores of CVE-2022-50464, by who scored it
Scored byCVSSScoreVector
NVDNVD · Analyzed3.1Medium5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.16% · top 95% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Affected products

  • Linux · Linux

    • affected 9093cfff72e3e55b703ed38fa1af87c204d89cf1 – < 8abc6579667129afd13ff2ccb0319ba3f46e6995
    • affected 9093cfff72e3e55b703ed38fa1af87c204d89cf1 – < 2d4b9c7e81f3a4df27749ebecb426b145e68be2a
    • affected 9093cfff72e3e55b703ed38fa1af87c204d89cf1 – < 5938196cc188ba4323bc6357f5ac55127d715888

  • Linux · Linux

    • affected 5.12
    • unaffected < 5.12
    • unaffected 6.0.16 – ≤ 6.0.*
    • unaffected 6.1.2 – ≤ 6.1.*
    • unaffected 6.2 – ≤ *

References (3)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .