CVE-2010-2066

kernel: ext4: Make sure the MOVE_EXT ioctl can't overwrite append-only files

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

La función mext_check_arguments en fs/ext4/move_extent.c en el kernel de Linux anterior a v2.6.35, permite a usuarios locales sobrescribir una archivo de solo-añadir (append-only) a través de una llamada MOVE_EXT ioctl que especifica este archivo como un donante.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2010-05-25 CVE Reserved
2010-09-08 CVE Published
2023-03-08 EPSS Updated
2024-08-07 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (12)

URL	Tag	Source
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1f5a81e41f8b1a782c68d3843e9ec1bfaadf7d72	X_refsource_confirm
http://secunia.com/advisories/43315	Broken Link
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35	Broken Link
http://www.securityfocus.com/archive/1/516397/100/0/threaded	Mailing List

URL	Date	SRC

URL	Date	SRC
http://www.openwall.com/lists/oss-security/2010/06/07/1	2023-02-13
http://www.openwall.com/lists/oss-security/2010/06/09/1	2023-02-13
http://www.vmware.com/security/advisories/VMSA-2011-0003.html	2023-02-13
https://bugzilla.redhat.com/show_bug.cgi?id=601006	2010-08-10

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00000.html	2023-02-13
http://www.redhat.com/support/errata/RHSA-2010-0610.html	2023-02-13
http://www.ubuntu.com/usn/USN-1000-1	2023-02-13
https://access.redhat.com/security/cve/CVE-2010-2066	2010-08-10

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 2.6.35 Search vendor "Linux" for product "Linux Kernel" and version " < 2.6.35"		-		Affected
Vmware Search vendor "Vmware"		Esx Search vendor "Vmware" for product "Esx"				4.0 Search vendor "Vmware" for product "Esx" and version "4.0"		-		Affected
Vmware Search vendor "Vmware"		Esx Search vendor "Vmware" for product "Esx"				4.1 Search vendor "Vmware" for product "Esx" and version "4.1"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				6.06 Search vendor "Canonical" for product "Ubuntu Linux" and version "6.06"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				8.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "8.04"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				9.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "9.04"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				9.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "9.10"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				10.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "10.04"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				10.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "10.10"		-		Affected
Suse Search vendor "Suse"		Linux Enterprise High Availability Extension Search vendor "Suse" for product "Linux Enterprise High Availability Extension"				11 Search vendor "Suse" for product "Linux Enterprise High Availability Extension" and version "11"		sp1		Affected
Suse Search vendor "Suse"		Suse Linux Enterprise Desktop Search vendor "Suse" for product "Suse Linux Enterprise Desktop"				11 Search vendor "Suse" for product "Suse Linux Enterprise Desktop" and version "11"		sp1		Affected
Suse Search vendor "Suse"		Suse Linux Enterprise Server Search vendor "Suse" for product "Suse Linux Enterprise Server"				11 Search vendor "Suse" for product "Suse Linux Enterprise Server" and version "11"		sp1		Affected