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CVE-2004-0001

18
FAUCET Score

CVE-2004-0001 describes an unknown vulnerability within the eflags checking mechanism of the 32-bit ptrace emulation in the Linux kernel, specifically impacting AMD64 systems. This flaw allows local users to escalate their privileges on affected systems. With a CVSS score of 7.2, it is considered high severity due to its low attack complexity and complete impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.20.1CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.20.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.44%
Probability of exploitation in next 30 days
EPSS Percentile
35.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0044 is in the 52nd percentile among its peer group of 3,241 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, 0.1 Bluesky, 0.0 Mastodon, and 0.5 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)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: kernel-0:2.4.21-9.EL
View patch

Vendor Advisories (1)

redhatCVE-2004-0001Moderate

security flaw

Jan 13, 2004

References

security.gentoo.org / glsa/glsa-200402-06.xml
exchange.xforce.ibmcloud.com / vulnerabilities/14888
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A868
kb.cert.org / vuls/id/337238
Third Party AdvisoryUS Government Resource
redhat.com / support/errata/RHSA-2004-017.html
PatchVendor Advisory
securityfocus.com / bid/9429
Vendor Advisory