CVE-2004-2660

Memory leak in direct-io.c in Linux kernel 2.6.x before 2.6.10 allows local users to cause a...

4.9 MediumFix available

Memory leak in direct-io.c in Linux kernel 2.6.x before 2.6.10 allows local users to cause a denial of service (memory consumption) via certain O_DIRECT (direct IO) write requests.

Exploit likelihood

0.39%Down 0.9 points since Feb 4, 2022

What each source reports

NVD Score used 4.9

Memory leak in direct-io.c in Linux kernel 2.6.x before 2.6.10 allows local users to cause a denial of service (memory consumption) via certain O_DIRECT (direct IO) write requests.

Record: CVE-2004-2660
CVSS 2.0: 4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Updated: 2026-11-02

CVE List No score

Memory leak in direct-io.c in Linux kernel 2.6.x before 2.6.10 allows local users to cause a denial of service (memory consumption) via certain O_DIRECT (direct IO) write requests.

Record: CVE-2004-2660
Updated: 2026-11-02

EUVDEUVD-2004-2650 No score

Memory leak in direct-io.c in Linux kernel 2.6.x before 2.6.10 allows local users to cause a denial of service (memory consumption) via certain O_DIRECT (direct IO) write requests.

Record: EUVD-2004-2650
Updated: 2026-11-03

GitHub AdvisoriesGHSA-55mq-4v94-5jrj No score

Memory leak in direct-io.c in Linux kernel 2.6.x before 2.6.10 allows local users to cause a...

Memory leak in direct-io.c in Linux kernel 2.6.x before 2.6.10 allows local users to cause a denial of service (memory consumption) via certain O_DIRECT (direct IO) write requests.

Record: GHSA-55mq-4v94-5jrj
Updated: 2026-11-02

OSVBELL-CVE-2004-2660 4.9

CVE-2004-2660 does not affect BellSoft software

Record: BELL-CVE-2004-2660
CVSS 2.0: 4.9 MediumAV:L/AC:L/Au:N/C:N/I:N/A:C
Updated: 2026-11-02

Affected products

linux kernel

Affected packages

Affected packages
Package	Affected	Fixed
`kernel-source-2.6.8` Debian:3.1	before 2.6.8-16sarge5, plus listed versions 2.6.8-162.6.8-16sarge12.6.8-16sarge22.6.8-16sarge32.6.8-16sarge4	2.6.8-16sarge5
`fai-kernels` Debian:3.1	before 1.9.1sarge4, plus listed versions 1.9.11.9.1sarge11.9.1sarge21.9.1sarge3	1.9.1sarge4
`kernel` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-debuginfo` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-devel` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-doc` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-hugemem` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-hugemem-devel` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-largesmp` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-largesmp-devel` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL

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Affected packages
Package	Affected	Fixed
`kernel-smp` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-smp-devel` Red Hat:enterprise_linux:4::as	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-debuginfo` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-devel` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-doc` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-hugemem` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-hugemem-devel` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-largesmp` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-largesmp-devel` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-smp` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-smp-devel` Red Hat:enterprise_linux:4::desktop	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-debuginfo` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-devel` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-doc` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-hugemem` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-hugemem-devel` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-largesmp` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-largesmp-devel` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-smp` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-smp-devel` Red Hat:enterprise_linux:4::es	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-debuginfo` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-devel` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-doc` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-hugemem` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-hugemem-devel` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-largesmp` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-largesmp-devel` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-smp` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel-smp-devel` Red Hat:enterprise_linux:4::ws	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2004-2660 is a medium vulnerability (CVSS 4.9) in Linux Kernel, published December 31, 2004. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 33rd percentile. Fixed in kernel-source-2.6.8 2.6.8-16sarge5.

References

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