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CVE-2011-1163

14
FAUCET Score

CVE-2011-1163 describes a vulnerability in the osf_partition function within the Linux kernel (before version 2.6.38), affecting Linux, Red Hat, and SUSE distributions. This flaw, rated with a CVSS score of 2.1 (low severity), allows local users to potentially expose sensitive kernel heap memory due to improper handling of invalid partition numbers during partition-table parsing. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.6.38CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
10CPE matchmatch criteria
cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:ltss:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
6.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
5.6CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_eus:5.6:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.41%
Probability of exploitation in next 30 days
EPSS Percentile
33.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0041 is in the 60th percentile among its peer group of 2,096 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 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 (5)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: MRG for RHEL-5Fixed in: kernel-rt-0:2.6.33.9-rt31.64.el5rt
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kernel-0:2.6.18-238.12.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: kernel-0:2.6.32-131.0.15.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6.0 EUS - Server OnlyFixed in: kernel-0:2.6.32-71.31.1.el6
View patch

Vendor Advisories (1)

redhatCVE-2011-1163Low

kernel: fs/partitions: Corrupted OSF partition table infoleak

Mar 15, 2011

References

downloads.avaya.com / css/P8/documents/100145416
Third Party Advisory
git.kernel.org
lists.opensuse.org / opensuse-security-announce/2015-04/msg00020.html
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2011/03/15/14
Mailing ListPatchThird Party Advisory
openwall.com / lists/oss-security/2011/03/15/9
Mailing ListPatchThird Party Advisory
rhn.redhat.com / errata/RHSA-2011-0833.html
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
securityreason.com / securityalert/8189
Third Party Advisory
securitytracker.com / id
Third Party AdvisoryVDB Entry
kernel.org / pub/linux/kernel/v2.6/ChangeLog-2.6.38
Broken Link
pre-cert.de / advisories/PRE-SA-2011-02.txt
Third Party Advisory
securityfocus.com / archive/1/517050
Third Party AdvisoryVDB Entry
securityfocus.com / bid/46878
Third Party AdvisoryVDB Entry
spinics.net / lists/mm-commits/msg82737.html
Mailing ListPatchThird Party Advisory