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-2007-4133

14
FAUCET Score

CVE-2007-4133 describes a denial-of-service vulnerability in the Linux kernel, specifically affecting versions before 2.6.19-rc4. The flaw lies within the hugetlb_vmtruncate_list and hugetlb_vmtruncate functions, which incorrectly calculate prio_tree values using HPAGE_SIZE instead of PAGE_SIZE units. This local vulnerability has a medium attack complexity and can lead to a system panic, resulting in a complete loss of availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.6.19CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:rc3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.7MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0037 is in the 46th percentile among its peer group of 1,595 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 0.1 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 5Fixed in: kernel-0:2.6.18-8.1.15.el5
View patch

Vendor Advisories (1)

redhatCVE-2007-4133Moderate

prio_tree unit kernel panic

Oct 28, 2006

References

secunia.com / advisories/26994
secunia.com / advisories/27322
secunia.com / advisories/28170
secunia.com / advisories/28971
secunia.com / advisories/29058
exchange.xforce.ibmcloud.com / vulnerabilities/36925
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10451
tree.celinuxforum.org / gitstat/commit-detail.php
debian.org / security/2007/dsa-1381
debian.org / security/2008/dsa-1504
kernel.org / pub/linux/kernel/v2.6/testing/ChangeLog-2.6.19-rc4
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
redhat.com / support/errata/RHSA-2007-0940.html
securityfocus.com / bid/25904
Patch
ubuntu.com / usn/usn-558-1
ubuntu.com / usn/usn-578-1