Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2006-2071

11
FAUCET Score

CVE-2006-2071 describes a local privilege escalation vulnerability in Linux kernel versions 2.4.x and 2.6.x up to 2.6.16. A local attacker can bypass IPC permissions to modify read-only shared memory attachments by using the mprotect system call to grant write permissions. The vulnerability has a low severity CVSS score of 2.1 (AV:L/AC:L/Au:N/C:N/I:P/A:N), indicating local access, low attack complexity, and a partial impact on integrity. There is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.4.21CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.4.21:pre4:*:*:*:*:*:*
2.4.21CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.4.21:pre7:*:*:*:*:*:*
2.4.22CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.4.22:*:*:*:*:*:*:*
2.4.23CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.4.23:*:*:*:*:*:*:*
2.4.23CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.4.23:pre9:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
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
33.7%
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 59th 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 (6)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: kernel-0:2.4.21-47.0.1.EL
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: kernel-0:2.6.9-42.0.3.EL
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux AS (Advanced Server) version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux ES version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux WS version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux Advanced Workstation 2.1
View patch

Vendor Advisories (1)

redhatCVE-2006-2071Moderate

security flaw

Apr 17, 2006

References

kernel.org / pub/linux/kernel/v2.6/ChangeLog-2.6.16.6
bugzilla.redhat.com / bugzilla/show_bug.cgi
secunia.com / advisories/20157
secunia.com / advisories/20716
secunia.com / advisories/21035
secunia.com / advisories/22292
secunia.com / advisories/22497
secunia.com / advisories/22875
secunia.com / advisories/22945
secunia.com / advisories/23064
exchange.xforce.ibmcloud.com / vulnerabilities/26169
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9978
support.avaya.com / elmodocs2/security/ASA-2006-249.htm
support.avaya.com / elmodocs2/security/ASA-2006-254.htm
kernel.org / git
mandriva.com / security/advisories
osvdb.org / 25139
redhat.com / support/errata/RHSA-2006-0579.html
redhat.com / support/errata/RHSA-2006-0580.html
redhat.com / support/errata/RHSA-2006-0689.html
redhat.com / support/errata/RHSA-2006-0710.html
securityfocus.com / archive/1/451404/100/0/threaded
securityfocus.com / archive/1/451417/100/200/threaded
securityfocus.com / archive/1/451419/100/200/threaded
securityfocus.com / archive/1/451426/100/200/threaded
ubuntu.com / usn/usn-302-1
vmware.com / download/esx/esx-202-200610-patch.html
vmware.com / download/esx/esx-213-200610-patch.html
vmware.com / download/esx/esx-254-200610-patch.html
vupen.com / english/advisories/2006/1391
vupen.com / english/advisories/2006/4502