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. 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?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2004-1056 patch availability.

Is CVE-2004-1056 actively exploited?

CVE-2004-1056 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

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

10 total

Secunia
http://secunia.com/advisories/17002
Red Hat
http://www.redhat.com/support/errata/RHSA-2005-092.html
Red Hat
http://www.redhat.com/support/errata/RHSA-2005-529.html
Red Hat
http://www.redhat.com/support/errata/RHSA-2005-551.html
Red Hat
http://www.redhat.com/support/errata/RHSA-2005-663.html

Showing 5 of 10 references View all on NVD

Details

CVE ID CVE-2004-1056

Severity Medium

CVSS score 6.4 / 10

CVSS version 2.0

Published 2005-01-10

Modified 2026-04-16

KEV No

Patch Awaiting data

Package linux

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?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2004-1056 patch availability.
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.