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CVE-2011-0999

18
FAUCET Score

CVE-2011-0999 describes a denial-of-service vulnerability in the Linux kernel, specifically affecting versions before 2.6.38-rc5. The flaw in mm/huge_memory.c allows local users to trigger excessive memory consumption by creating a transparent huge page during an exec system call's temporary stack existence. With a CVSS score of 4.9, this vulnerability has a low attack complexity and requires local access, primarily leading to a denial of service. 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
< 2.6.38CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
2.6.38CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.38:-:*:*:*:*:*:*
2.6.38CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.38:rc1:*:*:*:*:*:*
2.6.38CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.38:rc2:*:*:*:*:*:*
2.6.38CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.38:rc3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.9MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
31.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 55th percentile among its peer group of 3,050 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 (3)

redhatpatch availablevia nvd_reference
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-2011-0999Moderate

kernel: thp: prevent hugepages during args/env copying into the user stack

Feb 15, 2011

References

git.kernel.org
openwall.com / lists/oss-security/2011/02/17/3
Mailing ListPatchThird Party Advisory
openwall.com / lists/oss-security/2011/02/17/6
Mailing ListPatchThird Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/65535
Third Party AdvisoryVDB Entry
kernel.org / pub/linux/kernel/v2.6/testing/ChangeLog-2.6.38-rc5
Broken Link
securityfocus.com / bid/46442
Third Party AdvisoryVDB Entry