NVD - CVE-2011-4127

CVE-2011-4127 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Description

The Linux kernel before 3.2.2 does not properly restrict SG_IO ioctl calls, which allows local users to bypass intended restrictions on disk read and write operations by sending a SCSI command to (1) a partition block device or (2) an LVM volume.

Source: MITRE
Description Last Modified: 07/03/2012

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.6 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0bfc96cb77224736dfa35c3c555d37b3646ef35e
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ec8013beddd717d1740cfefb1a9b900deef85462
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2
http://www.openwall.com/lists/oss-security/2011/12/22/5
https://bugzilla.redhat.com/show_bug.cgi?id=752375
https://github.com/torvalds/linux/commit/0bfc96cb77224736dfa35c3c555d37b3646ef35e	Exploit Patch
https://github.com/torvalds/linux/commit/ec8013beddd717d1740cfefb1a9b900deef85462	Exploit Patch

Technical Details

Vulnerability Type (View All)

Permissions, Privileges, and Access Control (CWE-264)

Vulnerable software and versions Switch to CPE 2.2

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

4 change records found - show changes

Modified Analysis - 9/3/2015 10:21:36 AM

Action

Type

Old Value

New Value

Changed

CPE Configuration

Record truncated, showing 500 of 3540 characters. View Entire Change Record

Configuration 1
     OR
          *cpe:2.3:o:linux:linux_kernel:3.2.1:*:*:*:*:*:*:* (and previous)
          *cpe:2.3:o:linux:linux_kernel:3.2:*:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1:rc1:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1:*:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1:rc2:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1:rc3:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1:rc4:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1.1

Record truncated, showing 500 of 3633 characters. View Entire Change Record

Configuration 1
     OR
          *cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:*:*:*:*
Configuration 2
     OR
          *cpe:2.3:o:linux:linux_kernel:3.2.1:*:*:*:*:*:*:* (and previous)
          *cpe:2.3:o:linux:linux_kernel:3.2:*:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1:rc1:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1:*:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1:rc2:*:*:*:*:*:*
          *cpe:2.3:o:linux:linux_kernel:3.1:rc3:*:*:*:*:*:*
          *c

Quick Info

CVE Dictionary Entry:
CVE-2011-4127
NVD Published Date:
07/03/2012
NVD Last Modified:
12/28/2017

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-4127 Detail

Description

Impact

References to Advisories, Solutions, and Tools

Technical Details

Vulnerable software and versions Switch to CPE 2.2

Change History

CVE Modified by MITRE - 12/28/2017 9:29:04 PM

Modified Analysis - 9/3/2015 10:21:36 AM

CVE Modified by Source - 5/11/2015 9:59:29 PM

Initial CVE Analysis - 7/3/2012 1:34:00 PM

Quick Info