CVE-2022-50464 mt76: mt7915: Fix PCI device refcount leak in mt7915_pci_init_hif2()

🗓️ 01 Oct 2025 11:45:35Reported by LinuxType

Fix PCI device refcount leak in mt7915 PCI init by balancing pci_get_device() with pci_dev_put().

Reporter	Title	Published	Views	Family All 54
AstraLinux	Astra Linux – Vulnerability in Linux 5.10	20 May 202605:53	–	astralinux
BDU FSTEC	The vulnerability of the mt7915_put_hif2() function in the drivers/net/wireless/mediatek/mt76/mt7915/pci.c file of the wireless adapter driver for Mediatek’s Linux operating system allows a hacker to cause a service failure.	29 Apr 202600:00	–	bdu_fstec
Circl	CVE-2022-50464	19 Mar 202600:00	–	circl
CNNVD	Linux kernel 安全漏洞	1 Oct 202500:00	–	cnnvd
CVE	CVE-2022-50464	1 Oct 202511:45	–	cve
Debian CVE	CVE-2022-50464	1 Oct 202511:45	–	debiancve
EUVD	EUVD-2025-31964	3 Oct 202520:07	–	euvd
NVD	CVE-2022-50464	1 Oct 202512:15	–	nvd
OSV	CLSA-2025-1760546935 kernel: Fix of 43 CVEs	15 Oct 202516:49	–	osv
OSV	CVE-2022-50464 mt76: mt7915: Fix PCI device refcount leak in mt7915_pci_init_hif2()	1 Oct 202511:45	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/mediatek/mt76/mt7915/pci.c"
    ],
    "versions": [
      {
        "version": "9093cfff72e3e55b703ed38fa1af87c204d89cf1",
        "lessThan": "8abc6579667129afd13ff2ccb0319ba3f46e6995",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9093cfff72e3e55b703ed38fa1af87c204d89cf1",
        "lessThan": "2d4b9c7e81f3a4df27749ebecb426b145e68be2a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9093cfff72e3e55b703ed38fa1af87c204d89cf1",
        "lessThan": "5938196cc188ba4323bc6357f5ac55127d715888",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/mediatek/mt76/mt7915/pci.c"
    ],
    "versions": [
      {
        "version": "5.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.16",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.2",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/2d4b9c7e81f3a4df27749ebecb426b145e68be2a
git	www.git.kernel.org/stable/c/5938196cc188ba4323bc6357f5ac55127d715888
git	www.git.kernel.org/stable/c/8abc6579667129afd13ff2ccb0319ba3f46e6995

11 May 2026 19:19Current

EPSS0.00143