CVE-2004-1056

Medium

Direct Rendering Manager (DRM) driver in Linux kernel 2.6 does not properly check the DMA lock, which could allow remote attackers or local users to cause a denial of service (X Server crash) and possibly modify the video output.

Package Linux Kernel
Published 2005-01-10
Last modified 2026-04-16
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

6.4

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

References

The following references provide additional information about CVE-2004-1056 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-2004-1056?

    CVE-2004-1056 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.4 out of 10 . CVE-2004-1056 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2004-1056?

    CVE-2004-1056 has a CVSS score of 6.4 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:N/AC:L/Au:N/C:N/I:P/A:P .

  • Is there a patch available for CVE-2004-1056?

    No patch is currently available for CVE-2004-1056. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2004-1056 actively exploited?

    No — CVE-2004-1056 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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