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CVE-2026-63874

🗓️ 19 Jul 2026 14:18:41Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

Linux kernel net mctp usb fix race between urb completion and rx_retry cancellation using atomic receive lock.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-63874
19 Jul 202615:59
circl
Cvelist
CVE-2026-63874 net: mctp: usb: fix race between urb completion and rx_retry cancellation
19 Jul 202614:18
cvelist
EUVD
EUVD-2026-45559
19 Jul 202614:18
euvd
NVD
CVE-2026-63874
19 Jul 202615:16
nvd
OSV
CVE-2026-63874 net: mctp: usb: fix race between urb completion and rx_retry cancellation
19 Jul 202614:18
osv
OSV
DEBIAN-CVE-2026-63874
19 Jul 202615:48
osv
Positive Technologies
PT-2026-61191
19 Jul 202600:00
ptsecurity
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.156.18.36
linuxlinux_kernelRange6.19.07.0.13
linuxlinux_kernelRange7.1.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/mctp/mctp-usb.c"
    ],
    "versions": [
      {
        "version": "0791c0327a6e4e7691d6fc5ad334c215de04dcc9",
        "lessThan": "9c46f3ee1837f6881cb99a52ffecb2760f11dc73",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0791c0327a6e4e7691d6fc5ad334c215de04dcc9",
        "lessThan": "d90feaa3f74bea8dafb6494631a194c70e547d94",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0791c0327a6e4e7691d6fc5ad334c215de04dcc9",
        "lessThan": "54665dce982689e2fd99b32e9a0dcc204fda8a51",
        "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/mctp/mctp-usb.c"
    ],
    "versions": [
      {
        "version": "6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.36",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.13",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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19 Jul 2026 15:16Current
5.4Medium risk
Vulners AI Score5.4
8