security flaw
Published Dec 22, 2004
6.4
MEDIUMCVSS 2.0
EPSS 3.27%
Description
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.
Affected products
No data.
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.0
- 2.6.1
- 2.6.1
- 2.6.1
- 2.6.2
- 2.6.3
- 2.6.4
- 2.6.5
- 2.6.6
- 2.6.6
- 2.6.7
- 2.6.7
- 2.6.8
- 2.6.8
- 2.6.8
- 2.6.8
- 2.6.9
- 2.6.10
- 2.6_test9_cvs
- 4.1
- 4.1
No data.
Red Hat Enterprise Linux 3
kernel-0:2.4.21-37.EL
Fixed · RHSA-2005:663
Red Hat Enterprise Linux 4
kernel-0:2.6.9-5.0.3.EL
Fixed · RHSA-2005:092
Red Hat Enterprise Linux AS (Advanced Server) version 2.1
n/a
Fixed · RHSA-2005:529
Red Hat Enterprise Linux AS (Advanced Server) version 2.1
n/a
Fixed · RHSA-2005:551
Red Hat Enterprise Linux ES version 2.1
n/a
Fixed · RHSA-2005:529
Red Hat Enterprise Linux WS version 2.1
n/a
Fixed · RHSA-2005:529
Red Hat Linux Advanced Workstation 2.1
n/a
Fixed · RHSA-2005:551
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 3 | kernel-0:2.4.21-37.EL | Fixed | RHSA-2005:663 |
| Red Hat Enterprise Linux 4 | kernel-0:2.6.9-5.0.3.EL | Fixed | RHSA-2005:092 |
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | n/a | Fixed | RHSA-2005:529 |
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | n/a | Fixed | RHSA-2005:551 |
| Red Hat Enterprise Linux ES version 2.1 | n/a | Fixed | RHSA-2005:529 |
| Red Hat Enterprise Linux WS version 2.1 | n/a | Fixed | RHSA-2005:529 |
| Red Hat Linux Advanced Workstation 2.1 | n/a | Fixed | RHSA-2005:551 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.27% (0.03268) | 88.00th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.27% (0.03268) | 86.75th | v5 (v2026.06.15) |
| Mar 17, 2025 | 2.43% (0.02434) | 84.06th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.16% (0.00164) | 54.41th | v3 (v2023.03.01) |
| Nov 29, 2023 | 0.16% (0.00164) | 53.03th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.23% (0.00233) | 59.60th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.81% (0.01815) | 77.08th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.81% (0.01815) | 77.03th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.81% (0.01815) | 75.00th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.81% (0.01815) | 54.30th | v2 (v2022.01.01) |
No CWE recorded.
References (14)
- http://secunia.com/advisories/17002 third-party-advisoryx_refsource_SECUNIA
- http://www.redhat.com/support/errata/RHSA-2005-092.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2005-529.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2005-551.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2005-663.html vendor-advisoryx_refsource_REDHAT
- http://www.vupen.com/english/advisories/2005/1878 vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2004-1056 Vendor Advisory
- https://bugzilla.fedora.us/show_bug.cgi?id=2336 vendor-advisoryx_refsource_FEDORA
- https://bugzilla.redhat.com/show_bug.cgi?id=1617358 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/15972 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2004-1056
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9795 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2004-1056
- https://www.ubuntu.com/usn/usn-38-1/ vendor-advisoryx_refsource_UBUNTU
Change history (0)
No recorded changes yet.