CVE-2022-50809

🗓️ 30 Dec 2025 12:08:27Reported by LinuxType

Linux kernel fix for memory leak in xhci_alloc_dbc when DbC is in use.

Reporter	Title	Published	Views	Family All 298
AstraLinux	Astra Linux - уязвимость в linux-5.10, linux-5.15	3 May 202623:59	–	astralinux
CNNVD	Linux kernel 安全漏洞	30 Dec 202500:00	–	cnnvd
Cvelist	CVE-2022-50809 xhci: dbc: Fix memory leak in xhci_alloc_dbc()	30 Dec 202512:08	–	cvelist
Debian CVE	CVE-2022-50809	30 Dec 202512:08	–	debiancve
EUVD	EUVD-2022-55889	30 Dec 202515:30	–	euvd
NVD	CVE-2022-50809	30 Dec 202513:15	–	nvd
OpenVAS	SUSE: Security Advisory (SUSE-SU-2026:0317-1)	2 Feb 202600:00	–	openvas
OpenVAS	SUSE: Security Advisory (SUSE-SU-2026:0617-1)	26 Feb 202600:00	–	openvas
OSV	CLSA-2026-1777616064 kernel: Fix of 260 CVEs	1 May 202609:15	–	osv
OSV	CVE-2022-50809 xhci: dbc: Fix memory leak in xhci_alloc_dbc()	30 Dec 202512:08	–	osv

Vulners

CNA

Node

linux linux_kernelRange5.15.58–5.15.75

linux linux_kernelRange5.18–5.15.75

linux linux_kernelRange5.16.0–5.19.17

linux linux_kernelRange5.20.0–6.0.3

linux linux_kernelRange6.1.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/host/xhci-dbgcap.c"
    ],
    "versions": [
      {
        "version": "d7afb4a13f6c6ee7df7d0bfc67b4ef19ece6d802",
        "lessThan": "103b459590e1eb4d80b02761eb36c7cae1d9b58e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "534675942e901959b5d8dc11ea526c4e48817d8e",
        "lessThan": "116d6a6964986ea7eb516daa36128d270f1f248d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "534675942e901959b5d8dc11ea526c4e48817d8e",
        "lessThan": "69e67c804d09a6b1bcda1f4f242f151f813eeb4a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "534675942e901959b5d8dc11ea526c4e48817d8e",
        "lessThan": "d591b32e519603524a35b172156db71df9116902",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.15.58",
        "lessThan": "5.15.75",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/host/xhci-dbgcap.c"
    ],
    "versions": [
      {
        "version": "5.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.75",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.19.17",
        "lessThanOrEqual": "5.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.3",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/103b459590e1eb4d80b02761eb36c7cae1d9b58e
git	www.git.kernel.org/stable/c/116d6a6964986ea7eb516daa36128d270f1f248d
git	www.git.kernel.org/stable/c/69e67c804d09a6b1bcda1f4f242f151f813eeb4a
git	www.git.kernel.org/stable/c/d591b32e519603524a35b172156db71df9116902

23 May 2026 15:25Current

6Medium risk

Vulners AI Score6

EPSS0.00021