Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2011-4127

19
FAUCET Score

CVE-2011-4127 describes a privilege escalation vulnerability in the Linux kernel prior to version 3.2.2, affecting various Linux distributions including SUSE. It allows local users to bypass disk access restrictions by sending SCSI commands via SG_IO ioctl calls to partition block devices or LVM volumes. This vulnerability has a CVSS score of 4.6, indicating a low severity with local access, low attack complexity, and potential for partial confidentiality, integrity, and availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
10CPE matchmatch criteria
cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:*:*:*:*
<= 3.2.1CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc1:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc2:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.6MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.57%
Probability of exploitation in next 30 days
EPSS Percentile
43.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0057 is in the 80th percentile among its peer group of 3,048 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kernel-0:2.6.18-274.18.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5.6 EUS - Server OnlyFixed in: kernel-0:2.6.18-238.35.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: kernel-0:2.6.32-220.2.1.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise MRG 2Fixed in: kernel-rt-0:3.0.18-rt34.53.el6rt
View patch
redhatpatch availablevia redhat_api
Product: RHEV 3.X Hypervisor and Agents for RHEL-6Fixed in: rhev-hypervisor6-0:6.2-20111215.0.el6_2
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: kernel
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux Extended Update Support 6.2Fixed in: kernel

Vendor Advisories (1)

redhatCVE-2011-4127Important

kernel: possible privilege escalation via SG_IO ioctl

Dec 22, 2011

References

git.kernel.org
git.kernel.org
lists.opensuse.org / opensuse-security-announce/2012-04/msg00021.html
lists.opensuse.org / opensuse-security-announce/2015-04/msg00020.html
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/48898
github.com / torvalds/linux/commit/0bfc96cb77224736dfa35c3c555d37b3646ef35e
ExploitPatch
github.com / torvalds/linux/commit/ec8013beddd717d1740cfefb1a9b900deef85462
ExploitPatch
kernel.org / pub/linux/kernel/v3.x/ChangeLog-3.2.2
openwall.com / lists/oss-security/2011/12/22/5