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Vulnerabilities

Vulnerability · CVE-2025-38592

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_devcd_dump: fix out-of-bounds via dev_coredumpv Currently both dev_coredumpv and skb_put_data in

Published Aug 19, 2025 · catalog updated Aug 5, 2026 · Linux Linux

Check this week

CVE-2025-38592 is not in CISA KEV. FIRST estimates a 23.00% chance of exploitation in the next 30 days. Check whether you run Linux Linux.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
23.00%
Remediation
Version ranges on file
Affected products
vendor Linux Linux b257e02ecc46f8561d8bd88943164a10c9e90a80 <efd55f6a59449f8d4e4953f12c177aa902b7451f

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_devcd_dump: fix out-of-bounds via dev_coredumpv Currently both dev_coredumpv and skb_put_data in hci_devcd_dump use hdev->dump.head. However, dev_coredumpv can free the buffer. From dev_coredumpm_timeout documentation, which is used by dev_coredumpv: > Creates a new device coredump for the given device. If a previous one hasn't > been read yet, the new coredump is discarded. The data lifetime is determined > by the device coredump framework and when it is no longer needed the @free > function will be called to f

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Linux Linux b257e02ecc46f8561d8bd88943164a10c9e90a80 <efd55f6a59449f8d4e4953f12c177aa902b7451fb257e02ecc46f8561d8bd88943164a10c9e90a80 <efd55f6a59449f8d4e4953f12c177aa902b7451f

How to fix CVE-2025-38592

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-38592 is not in CISA KEV. FIRST estimates a 23.00% chance of exploitation in the next 30 days. Check whether you run Linux Linux.

Which versions are affected?

Compare what you have installed with Linux Linux b257e02ecc46f8561d8bd88943164a10c9e90a80 <efd55f6a59449f8d4e4953f12c177aa902b7451f b257e02ecc46f8561d8bd88943164a10c9e90a80 <efd55f6a59449f8d4e4953f12c177aa902b7451f. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 23.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 19, 2025 · EUVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_devcd_dump: fix out-of-bounds via dev_coredumpv Currently both dev_coredumpv and skb_put_data in hci_devcd_dump use hdev->dump.head. However, dev_coredumpv can free the buffer. From dev_coredumpm_timeout documentation, which is used by dev_coredumpv: > Creates a new device coredump for the given device. If a previou

  2. Aug 5, 2026 · EUVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_devcd_dump: fix out-of-bounds via dev_coredumpv Currently both dev_coredumpv and skb_put_data in hci_devcd_dump use hdev->dump.head. However, dev_coredumpv can free the buffer. From dev_coredumpm_timeout documentation, which is used by dev_coredumpv: > Creates a new device coredump for the given device. If a previou

Sources

  • CVE.orgVulnerability recordCVE-2025-38592

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-27921

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_devcd_dump: fix out-of-bounds via dev_coredumpv Currently both dev_coredumpv and skb_put_data in hci_devcd_dump use hdev->dump.head. However, dev_coredumpv can free the buffer. From dev_coredumpm_t

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Aug 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.