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CVE-2011-2689

19
FAUCET Score

CVE-2011-2689 describes a denial-of-service vulnerability in the Linux kernel's GFS2 filesystem, specifically affecting the gfs2_fallocate function before version 3.0-rc1. This flaw allows local users to trigger a system crash by manipulating chunk allocations to exhaust free space in resource groups. With a CVSS score of 4.9, it is a low-severity vulnerability requiring local access to achieve a complete system compromise (denial of service). There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:-:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc1:*:*:*:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*

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
0.41%
Probability of exploitation in next 30 days
EPSS Percentile
33.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0041 is in the 61st percentile among its peer group of 3,049 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 5Fixed in: kernel-0:2.6.18-274.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: kernel-0:2.6.32-131.12.1.el6
View patch

Vendor Advisories (1)

redhatCVE-2011-2689Moderate

kernel: gfs2: make sure fallocate bytes is a multiple of blksize

Apr 26, 2011

References

git.kernel.org
marc.info
Third Party Advisory
rhn.redhat.com / errata/RHSA-2011-1065.html
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
secunia.com / advisories/45193
Third Party Advisory
securitytracker.com / id
Third Party AdvisoryVDB Entry
exchange.xforce.ibmcloud.com / vulnerabilities/68557
Third Party AdvisoryVDB Entry
kernel.org / pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc1
Broken Link
openwall.com / lists/oss-security/2011/07/13/1
Mailing ListPatchThird Party Advisory
securityfocus.com / bid/48677
Third Party AdvisoryVDB Entry