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CVE-2026-98773

🗓️ 18 Oct 2026 15:48:09Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 1 Views

Use-after-free in Linux kernel USB cdc-acm when port_shutdown resubmits URBs.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-98773 USB: cdc-acm: skip URB restart in port_shutdown if disconnected
18 Oct 202615:48
–cvelist
debiancve
Debian CVE
CVE-2026-98773
18 Oct 202615:48
–debiancve
euvd
EUVD
EUVD-2026-103858
18 Oct 202615:48
–euvd
nvd
NVD
CVE-2026-98773
18 Oct 202616:17
–nvd
ptsecurity
Positive Technologies
PT-2026-116992
18 Oct 202600:00
–ptsecurity
Vulners
CNA
Node
OR
OR
linuxlinux_kernelRange6.12.83–6.12.113
linuxlinux_kernelRange6.18.24–6.18.56
linuxlinux_kernelRange6.1.175–6.2
linuxlinux_kernelRange6.6.136–6.7
linuxlinux_kernelRange6.19.14–6.20
linuxlinux_kernelRange7.0.1–7.1
OR
linuxlinux_kernelRange7.1–6.12.113
linuxlinux_kernelRange6.13.0–6.18.56
linuxlinux_kernelRange6.19.0–7.2.10
linuxlinux_kernelRange7.3.0–7.3-rc6
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/class/cdc-acm.c"
    ],
    "versions": [
      {
        "version": "603d5a7110832e10165d21f9a1486399457177de",
        "lessThan": "9742905d9ed5bf23ebe4c100dec80b6bc50fb522",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d29d7ff8679e5a525f22da467ba33c042e8029b",
        "lessThan": "a0ed07b5bbb2d8fcef86810453216070691816e7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f58752ebcb35e156c85cd1a82d6579c7af3b9023",
        "lessThan": "420ca35af891d33522cc08504768ccd60a4c450a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f58752ebcb35e156c85cd1a82d6579c7af3b9023",
        "lessThan": "dc614d6bc991740d41d5a99ac7765c4b675dda88",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d826061aa64cb28089bf4c73e301dd7928662b84",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8fb82e3555a7d56a05d8ef0edee9859f889c0860",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "283f8162cc3c82086537cbc7dc01870dbeb07a91",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "f77f10bc76c2da86b4248269472f6d971e37828b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.12.83",
        "lessThan": "6.12.113",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.18.24",
        "lessThan": "6.18.56",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThan": "6.2",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.6.136",
        "lessThan": "6.7",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.19.14",
        "lessThan": "6.20",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "7.0.1",
        "lessThan": "7.1",
        "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/class/cdc-acm.c"
    ],
    "versions": [
      {
        "version": "7.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.113",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.56",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.10",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc6",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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18 Oct 2026 16:17Current
6.7Medium risk
Vulners AI Score6.7
1