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 Medium

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 0.40%, the 34th percentile. No source names a fixed version.

What does this mean?

Severity: 4.9 MediumCVSS 2.0, NVD
Exploit chance: 0.40%EPSS, 34th percentile
Exploitation: None knownNot on CISA’s or ENISA’s lists
Fixed in: No fix listedNo source names one

Description

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

0.40%Down 0.9 points since Feb 4, 2022

Affected products

linux kernel

Affected packages

Affected packages
Package	Affected	Fixed
`kernel-source-2.6.8` Debian:3.1 From an advisory covering 16 CVEs	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 From an advisory covering 16 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel` Red Hat:enterprise_linux:4::desktop From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel` Red Hat:enterprise_linux:4::es From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL
`kernel` Red Hat:enterprise_linux:4::ws From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	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 From an advisory covering 9 CVEs	before 0:2.6.9-42.0.2.EL	0:2.6.9-42.0.2.EL

What each source reports

NVD Score used4.9

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 ListNo 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-2004-2650No 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-4v94-5jrjNo 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-2004-26604.9

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

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
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.

References

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