CVE-2025-21917 (GCVE-0-2025-21917)
Vulnerability from cvelistv5
Published
2025-04-01 15:40
Modified
2025-11-03 19:39
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: usb: renesas_usbhs: Flush the notify_hotplug_work When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message "Unable to handle kernel NULL pointer dereference at virtual address" may occur. This issue points to the usbhsc_notify_hotplug() function. Flush the delayed work to avoid its execution when driver resources are unavailable.
References
Impacted products
Vendor Product Version
Linux Linux Version: bc57381e634782009b1cb2e86b18013699ada576
Version: bc57381e634782009b1cb2e86b18013699ada576
Version: bc57381e634782009b1cb2e86b18013699ada576
Version: bc57381e634782009b1cb2e86b18013699ada576
Version: bc57381e634782009b1cb2e86b18013699ada576
Version: bc57381e634782009b1cb2e86b18013699ada576
Version: bc57381e634782009b1cb2e86b18013699ada576
Version: bc57381e634782009b1cb2e86b18013699ada576
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[{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-10-01T19:24:08.656222Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-476\", \"description\": \"CWE-476 NULL Pointer Dereference\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-10-01T14:37:38.974Z\"}}], \"cna\": {\"title\": \"usb: renesas_usbhs: Flush the notify_hotplug_work\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"bc57381e634782009b1cb2e86b18013699ada576\", \"lessThan\": \"4cd847a7b630a85493d0294ad9542c21aafaa246\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"bc57381e634782009b1cb2e86b18013699ada576\", \"lessThan\": \"394965f90454d6f00fe11879142b720c6c1a872e\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"bc57381e634782009b1cb2e86b18013699ada576\", \"lessThan\": \"3248c1f833f924246cb98ce7da4569133c1b2292\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"bc57381e634782009b1cb2e86b18013699ada576\", \"lessThan\": \"4ca078084cdd5f32d533311d6a0b63a60dcadd41\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"bc57381e634782009b1cb2e86b18013699ada576\", \"lessThan\": \"d50f5c0cd949593eb9a3d822b34d7b50046a06b7\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"bc57381e634782009b1cb2e86b18013699ada576\", \"lessThan\": \"e5aac1c9b2974636db7ce796ffa6de88fa08335e\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"bc57381e634782009b1cb2e86b18013699ada576\", \"lessThan\": \"830818c8e70c0364e377f0c243b28061ef7967eb\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"bc57381e634782009b1cb2e86b18013699ada576\", \"lessThan\": \"552ca6b87e3778f3dd5b87842f95138162e16c82\", \"versionType\": \"git\"}], \"programFiles\": [\"drivers/usb/renesas_usbhs/common.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"3.0\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"3.0\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"5.4.291\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.235\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.15.179\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"6.1.131\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.1.*\"}, {\"status\": \"unaffected\", \"version\": \"6.6.83\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.6.*\"}, {\"status\": \"unaffected\", \"version\": \"6.12.19\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.12.*\"}, {\"status\": \"unaffected\", \"version\": \"6.13.7\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.13.*\"}, {\"status\": \"unaffected\", \"version\": \"6.14\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/usb/renesas_usbhs/common.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/4cd847a7b630a85493d0294ad9542c21aafaa246\"}, {\"url\": \"https://git.kernel.org/stable/c/394965f90454d6f00fe11879142b720c6c1a872e\"}, {\"url\": \"https://git.kernel.org/stable/c/3248c1f833f924246cb98ce7da4569133c1b2292\"}, {\"url\": \"https://git.kernel.org/stable/c/4ca078084cdd5f32d533311d6a0b63a60dcadd41\"}, {\"url\": \"https://git.kernel.org/stable/c/d50f5c0cd949593eb9a3d822b34d7b50046a06b7\"}, {\"url\": \"https://git.kernel.org/stable/c/e5aac1c9b2974636db7ce796ffa6de88fa08335e\"}, {\"url\": \"https://git.kernel.org/stable/c/830818c8e70c0364e377f0c243b28061ef7967eb\"}, {\"url\": \"https://git.kernel.org/stable/c/552ca6b87e3778f3dd5b87842f95138162e16c82\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nusb: renesas_usbhs: Flush the notify_hotplug_work\\n\\nWhen performing continuous unbind/bind operations on the USB drivers\\navailable on the Renesas RZ/G2L SoC, a kernel crash with the message\\n\\\"Unable to handle kernel NULL pointer dereference at virtual address\\\"\\nmay occur. This issue points to the usbhsc_notify_hotplug() function.\\n\\nFlush the delayed work to avoid its execution when driver resources are\\nunavailable.\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.291\", \"versionStartIncluding\": \"3.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.235\", \"versionStartIncluding\": \"3.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.179\", \"versionStartIncluding\": \"3.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.1.131\", \"versionStartIncluding\": \"3.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.6.83\", \"versionStartIncluding\": \"3.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.12.19\", \"versionStartIncluding\": \"3.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.13.7\", \"versionStartIncluding\": \"3.0\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.14\", \"versionStartIncluding\": \"3.0\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-05-04T07:24:31.050Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-21917\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-03T19:39:08.336Z\", \"dateReserved\": \"2024-12-29T08:45:45.787Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2025-04-01T15:40:53.042Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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