CVE-2006-6304

High

The do_coredump function in fs/exec.c in the Linux kernel 2.6.19 sets the flag variable to O_EXCL but does not use it, which allows context-dependent attackers to modify arbitrary files via a rewrite attack during a core dump.

Package Linux Kernel
Published 2006-12-14
Last modified 2026-04-23
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

7.5

out of 10
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
User Interaction
Scope
Confidentiality
Low
Integrity
Availability
Vector string
AV:N/AC:L/Au:N/C:P/I:P/A:P

Weakness type

CWE-399

CVE-2006-6304 is classified as CWE-399

See CWE-399 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2006-6304 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2006-6304?

    CVE-2006-6304 is a High severity Linux kernel vulnerability with a CVSS score of 7.5 out of 10 . CVE-2006-6304 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2006-6304?

    CVE-2006-6304 has a CVSS score of 7.5 out of 10, rated High severity (CVSS 2.0). The vector string is AV:N/AC:L/Au:N/C:P/I:P/A:P .

  • Is there a patch available for CVE-2006-6304?

    No patch is currently available for CVE-2006-6304. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2006-6304 actively exploited?

    No — CVE-2006-6304 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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