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CVE-2006-0456

11
FAUCET Score

CVE-2006-0456 describes a denial-of-service vulnerability in the strnlen_user function of the Linux kernel, specifically affecting versions prior to 2.6.16 on IBM S/390 systems. This local vulnerability has a low severity CVSS score of 2.1, indicating a potential for denial of service with low attack complexity and no authentication required. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test1:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test10:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test11:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
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
33.8%
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

No social media mentions found for this CVE.

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 (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: kernel-0:2.6.9-42.EL
View patch

Vendor Advisories (1)

redhatCVE-2006-0456Important

security flaw

Mar 7, 2006

References

secunia.com / advisories/20914
secunia.com / advisories/21465
secunia.com / advisories/22417
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9909
support.avaya.com / elmodocs2/security/ASA-2006-200.htm
debian.org / security/2006/dsa-1103
kernel.org / git
kernel.org / git
kernel.org / pub/linux/kernel/v2.6/testing/ChangeLog-2.6.16-rc6
mail-archive.com / kernel-svn-changes%40lists.alioth.debian.org/msg01631.html
redhat.com / support/errata/RHSA-2006-0575.html
securityfocus.com / bid/18687
vupen.com / english/advisories/2006/2554