CVE-2010-2066

Summary

CVE	CVE-2010-2066
State	PUBLISHED
Assigner	redhat
Source Priority	CVE Program / NVD first with legacy fallback
Published	2010-09-08 20:00:02 UTC
Updated	2026-04-29 01:13:23 UTC
Description	The mext_check_arguments function in fs/ext4/move_extent.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a MOVE_EXT ioctl call that specifies this file as a donor.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Problem Types: NVD-CWE-noinfo | n/a

Version	Source	Type	Score	Severity	Vector
3.1	[email protected]	Primary	5.5	MEDIUM	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N`
2.0	[email protected]	Primary	2.1		`AV:L/AC:L/Au:N/C:N/I:P/A:N`

CVSS v3.1 Breakdown

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CVSS v2.0 Breakdown

Access Vector

Local

Access Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

AV:L/AC:L/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Operating System	Canonical	Ubuntu Linux	10.04	All	All	All
Operating System	Canonical	Ubuntu Linux	10.10	All	All	All
Operating System	Canonical	Ubuntu Linux	6.06	All	All	All
Operating System	Canonical	Ubuntu Linux	8.04	All	All	All
Operating System	Canonical	Ubuntu Linux	9.04	All	All	All
Operating System	Canonical	Ubuntu Linux	9.10	All	All	All
Operating System	Linux	Linux Kernel	All	All	All	All
Operating System	Suse	Linux Enterprise High Availability Extension	11	sp1	All	All
Operating System	Suse	Suse Linux Enterprise Desktop	11	sp1	All	All
Operating System	Suse	Suse Linux Enterprise Server	11	sp1	All	All
Operating System	Vmware	Esx	4.0	All	All	All
Operating System	Vmware	Esx	4.1	All	All	All

Vendor Declared Affected Products

Source	Vendor	Product	Version	Platforms
CNA	Na	N/a	affected n/a	Not specified

References

Reference	Source	Link	Tags
SecurityFocus	af854a3a-2127-422b-91ae-364da2661108	www.securityfocus.com	Third Party Advisory, VDB Entry
oss-security - Re: CVE request - kernel: ext4: Make sure the MOVE_EXT ioctl can't overwrite append-only files	af854a3a-2127-422b-91ae-364da2661108	www.openwall.com	Mailing List, Patch, Third Party Advisory
VMSA-2011-0003	af854a3a-2127-422b-91ae-364da2661108	www.vmware.com	Patch, Third Party Advisory
Support	af854a3a-2127-422b-91ae-364da2661108	www.redhat.com	Broken Link
USN-1000-1: Linux kernel vulnerabilities \| Ubuntu	af854a3a-2127-422b-91ae-364da2661108	www.ubuntu.com	Third Party Advisory
VMware ESX Server Multiple Kernel Vulnerabilities - Advisories - Community	af854a3a-2127-422b-91ae-364da2661108	secunia.com	Broken Link
oss-security - CVE request - kernel: ext4: Make sure the MOVE_EXT ioctl can't overwrite append-only files	af854a3a-2127-422b-91ae-364da2661108	www.openwall.com	Mailing List, Patch, Third Party Advisory
404: File not found	af854a3a-2127-422b-91ae-364da2661108	www.kernel.org	Broken Link
Bug 601006 – CVE-2010-2066 kernel: ext4: Make sure the MOVE_EXT ioctl can't overwrite append-only files	af854a3a-2127-422b-91ae-364da2661108	bugzilla.redhat.com	Issue Tracking, Patch, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree	af854a3a-2127-422b-91ae-364da2661108	git.kernel.org
[security-announce] SUSE Security Announcement: Linux kernel (SUSE-SA:20	af854a3a-2127-422b-91ae-364da2661108	lists.opensuse.org	Mailing List, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree	MITRE	git.kernel.org
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

No vendor comments have been submitted for this CVE.

There are currently no legacy QID mappings associated with this CVE.