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CVE-2011-2906

19
FAUCET Score

CVE-2011-2906 describes an integer signedness error in the Linux kernel's pmcraid driver (drivers/scsi/pmcraid.c) affecting versions prior to 3.1. This flaw could allow a local attacker to trigger a denial of service through memory consumption or corruption by providing a negative size value in an ioctl call. Rated Medium (CVSS 5.5), the vulnerability requires local access and a privileged program to obtain the necessary file descriptor, making its exploitation somewhat constrained. 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
< 3.1CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.48%
Probability of exploitation in next 30 days
EPSS Percentile
38.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0048 is in the 92nd percentile among its peer group of 15,937 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2011-2906

CVE-2011-2906

References

git.kernel.org
github.com / torvalds/linux/commit/b5b515445f4f5a905c5dd27e6e682868ccd6c09d
ExploitPatchThird Party Advisory
kernel.org / pub/linux/kernel/v3.x/ChangeLog-3.1
Mailing ListPatchVendor Advisory
openwall.com / lists/oss-security/2011/08/09/8
Mailing ListPatchThird Party Advisory