CVE-2011-4127

Summary

CVECVE-2011-4127
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-07-03 16:40:31 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 4.6 from [email protected]

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

Problem Types: CWE-264 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel 3.0 rc1 All All
Operating System Linux Linux Kernel 3.0 rc2 All All
Operating System Linux Linux Kernel 3.0 rc3 All All
Operating System Linux Linux Kernel 3.0 rc4 All All
Operating System Linux Linux Kernel 3.0 rc5 All All
Operating System Linux Linux Kernel 3.0 rc6 All All
Operating System Linux Linux Kernel 3.0 rc7 All All
Operating System Linux Linux Kernel 3.0.1 All All All
Operating System Linux Linux Kernel 3.0.10 All All All
Operating System Linux Linux Kernel 3.0.11 All All All
Operating System Linux Linux Kernel 3.0.12 All All All
Operating System Linux Linux Kernel 3.0.13 All All All
Operating System Linux Linux Kernel 3.0.14 All All All
Operating System Linux Linux Kernel 3.0.15 All All All
Operating System Linux Linux Kernel 3.0.16 All All All
Operating System Linux Linux Kernel 3.0.17 All All All
Operating System Linux Linux Kernel 3.0.18 All All All
Operating System Linux Linux Kernel 3.0.19 All All All
Operating System Linux Linux Kernel 3.0.2 All All All
Operating System Linux Linux Kernel 3.0.20 All All All
Operating System Linux Linux Kernel 3.0.21 All All All
Operating System Linux Linux Kernel 3.0.22 All All All
Operating System Linux Linux Kernel 3.0.23 All All All
Operating System Linux Linux Kernel 3.0.24 All All All
Operating System Linux Linux Kernel 3.0.25 All All All
Operating System Linux Linux Kernel 3.0.26 All All All
Operating System Linux Linux Kernel 3.0.27 All All All
Operating System Linux Linux Kernel 3.0.28 All All All
Operating System Linux Linux Kernel 3.0.29 All All All
Operating System Linux Linux Kernel 3.0.3 All All All
Operating System Linux Linux Kernel 3.0.30 All All All
Operating System Linux Linux Kernel 3.0.31 All All All
Operating System Linux Linux Kernel 3.0.32 All All All
Operating System Linux Linux Kernel 3.0.33 All All All
Operating System Linux Linux Kernel 3.0.34 All All All
Operating System Linux Linux Kernel 3.0.4 All All All
Operating System Linux Linux Kernel 3.0.5 All All All
Operating System Linux Linux Kernel 3.0.6 All All All
Operating System Linux Linux Kernel 3.0.7 All All All
Operating System Linux Linux Kernel 3.0.8 All All All
Operating System Linux Linux Kernel 3.0.9 All All All
Operating System Linux Linux Kernel 3.1 All All All
Operating System Linux Linux Kernel 3.1 rc1 All All
Operating System Linux Linux Kernel 3.1 rc2 All All
Operating System Linux Linux Kernel 3.1 rc3 All All
Operating System Linux Linux Kernel 3.1 rc4 All All
Operating System Linux Linux Kernel 3.1.1 All All All
Operating System Linux Linux Kernel 3.1.10 All All All
Operating System Linux Linux Kernel 3.1.2 All All All
Operating System Linux Linux Kernel 3.1.3 All All All
Operating System Linux Linux Kernel 3.1.4 All All All
Operating System Linux Linux Kernel 3.1.5 All All All
Operating System Linux Linux Kernel 3.1.6 All All All
Operating System Linux Linux Kernel 3.1.7 All All All
Operating System Linux Linux Kernel 3.1.8 All All All
Operating System Linux Linux Kernel 3.1.9 All All All
Operating System Linux Linux Kernel 3.2 All All All
Operating System Linux Linux Kernel All All All All
Operating System Suse Linux Enterprise Server 10 sp4 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
[security-announce] SUSE-SU-2015:0812-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
Bug 752375 – CVE-2011-4127 kernel: possible privilege escalation via SG_IO ioctl af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2 af854a3a-2127-422b-91ae-364da2661108 www.kernel.org
oss-security - CVE-2011-4127 kernel: possible privilege escalation via SG_IO ioctl af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
block: fail SCSI passthrough ioctls on partition devices · torvalds/linux@0bfc96c · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Patch
[security-announce] SUSE-SU-2012:0554-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Security Advisory SA48898 - SUSE update for kernel - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
dm: do not forward ioctls from logical volumes to the underlying device · torvalds/linux@ec8013b · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Patch
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal - Access to 24x7 support and knowledge MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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