What is CVE-2015-4004?

CVE-2015-4004 is a High severity Linux kernel vulnerability with a CVSS score of 8.5 out of 10, classified as a Buffer Overflow flaw (CWE-119). CVE-2015-4004 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2015-4004?

CVE-2015-4004 has a CVSS score of 8.5 out of 10, rated High severity. The vector string is AV:N/AC:L/Au:N/C:P/I:N/A:C.

Is there a patch available for CVE-2015-4004?

No patch is currently available for CVE-2015-4004. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2015-4004 actively exploited?

CVE-2015-4004 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/119.html

CVE-2015-4004

High

The OZWPAN driver in the Linux kernel through 4.0.5 relies on an untrusted length field during packet parsing, which allows remote attackers to obtain sensitive information from kernel memory or cause a denial of service (out-of-bounds read and system crash) via a crafted packet.

Package Linux Kernel

Published 2015-06-07

Last modified 2026-05-06

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

8.5

out of 10

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

Vector string

AV:N/AC:L/Au:N/C:P/I:N/A:C

Weakness type

CWE-119

CVE-2015-4004 is a Buffer Overflow vulnerability

What is Buffer Overflow?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2015-4004 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Openwall
http://openwall.com/lists/oss-security/2015/06/05/7

Mailing List Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/74669

Third Party Advisory VDB Entry
Ubuntu Security
http://www.ubuntu.com/usn/USN-2989-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-2998-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3000-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3001-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3002-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3003-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3004-1

Third Party Advisory
Lkml
https://lkml.org/lkml/2015/5/13/739

Exploit Vendor Advisory

Details

CVE ID CVE-2015-4004

Severity High

CVSS score 8.5 / 10

CVSS version 2.0

Published 2015-06-07

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2015-4004?

CVE-2015-4004 is a High severity Linux kernel vulnerability with a CVSS score of 8.5 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2015-4004 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2015-4004?

CVE-2015-4004 has a CVSS score of 8.5 out of 10, rated High severity (CVSS 2.0). The vector string is AV:N/AC:L/Au:N/C:P/I:N/A:C.
Is there a patch available for CVE-2015-4004?

No patch is currently available for CVE-2015-4004. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2015-4004 actively exploited?

No — CVE-2015-4004 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. View CWE-119 on MITRE CWE →