CVE-2026-63927

🗓️ 19 Jul 2026 14:55:27Reported by LinuxType

Linux kernel fix for use after free in dwc2 debug code by saving urb status before release.

Reporter	Title	Published	Views	Family All 21
Cvelist	CVE-2026-63927 usb: dwc2: Fix use after free in debug code	19 Jul 202614:55	–	cvelist
Debian CVE	CVE-2026-63927	19 Jul 202614:55	–	debiancve
EUVD	EUVD-2026-45700	19 Jul 202614:55	–	euvd
NVD	CVE-2026-63927	19 Jul 202616:17	–	nvd
OSV	BELL-CVE-2026-63927	22 Jul 202606:05	–	osv
OSV	DEBIAN-CVE-2026-63927	19 Jul 202616:17	–	osv
OSV	ROOT-OS-UBUNTU-2204-CVE-2026-63927 CVE-2026-63927 in linux - Patched by Root	6 Aug 202607:51	–	osv
OSV	UBUNTU-CVE-2026-63927	20 Jul 202600:00	–	osv
OSV	USN-8593-1 linux-ibm, linux-oracle vulnerabilities	23 Jul 202607:35	–	osv
OSV	USN-8603-1 linux-azure, linux-azure-fde vulnerabilities	24 Jul 202609:51	–	osv

Vulners

CNA

Node

linux linux_kernelRange3.10–5.10.259

linux linux_kernelRange5.11.0–5.15.210

linux linux_kernelRange5.16.0–6.1.176

linux linux_kernelRange6.2.0–6.6.143

linux linux_kernelRange6.7.0–6.12.93

linux linux_kernelRange6.13.0–6.18.35

linux linux_kernelRange6.19.0–7.0.12

linux linux_kernelRange7.1.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/dwc2/hcd.c"
    ],
    "versions": [
      {
        "version": "7359d482eb4d3967cc8be354405ae6be6eaf732c",
        "lessThan": "d5fc183ed614aeba6779cc992325be560f9a4451",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7359d482eb4d3967cc8be354405ae6be6eaf732c",
        "lessThan": "63b0dafa676aad4d0c3f01a61ad8e2990907660c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7359d482eb4d3967cc8be354405ae6be6eaf732c",
        "lessThan": "9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7359d482eb4d3967cc8be354405ae6be6eaf732c",
        "lessThan": "0584af4fe40fa5e254a05d69ce658746de641708",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7359d482eb4d3967cc8be354405ae6be6eaf732c",
        "lessThan": "a15eeeceb94cbc04edef395e4d777ff554bdc27d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7359d482eb4d3967cc8be354405ae6be6eaf732c",
        "lessThan": "84ea928ed584756e59c6ac09736f12d1db95ded0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7359d482eb4d3967cc8be354405ae6be6eaf732c",
        "lessThan": "6d0b79d1d1118145e48a68192b6d733e39387053",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7359d482eb4d3967cc8be354405ae6be6eaf732c",
        "lessThan": "9ea06a3fbf9f16e0d98c52cb3b99642be15ec281",
        "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/usb/dwc2/hcd.c"
    ],
    "versions": [
      {
        "version": "3.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.143",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.93",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.35",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.12",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/0584af4fe40fa5e254a05d69ce658746de641708
git	www.git.kernel.org/stable/c/9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913
git	www.git.kernel.org/stable/c/6d0b79d1d1118145e48a68192b6d733e39387053
git	www.git.kernel.org/stable/c/a15eeeceb94cbc04edef395e4d777ff554bdc27d
git	www.git.kernel.org/stable/c/63b0dafa676aad4d0c3f01a61ad8e2990907660c
git	www.git.kernel.org/stable/c/84ea928ed584756e59c6ac09736f12d1db95ded0
git	www.git.kernel.org/stable/c/d5fc183ed614aeba6779cc992325be560f9a4451
git	www.git.kernel.org/stable/c/9ea06a3fbf9f16e0d98c52cb3b99642be15ec281

05 Aug 2026 12:37Current

5.4Medium risk

Vulners AI Score5.4

CVSS 3.17.8

EPSS0.0016