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CVE-2003-1040

11
FAUCET Score

CVE-2003-1040 describes a denial-of-service vulnerability in the kmod component of the Linux kernel. This flaw allows local users to crash the system by sending specific signals to kmod due to its failure to properly set user and group IDs. The vulnerability has a low severity CVSS score of 2.1, indicating a local attack vector with low complexity and only impacting availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.4.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.4.0:*:*:*:*:*:*:*

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
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
31.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 50th 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-0:2.4.21-15.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 9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux Advanced Workstation 2.1
View patch

Vendor Advisories (1)

redhatCVE-2003-1040Important

security flaw

Dec 4, 2003

References

patches.sgi.com / support/free/security/advisories/20040204-01-U.asc
distro.conectiva.com.br / atualizacoes
linux.bkbits.net / linux-2.4/diffs/kernel/kmod.c%401.6
exchange.xforce.ibmcloud.com / vulnerabilities/15577
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9423
novell.com / linux/security/advisories/2003_049_kernel.html
redhat.com / support/errata/RHSA-2004-065.html
redhat.com / support/errata/RHSA-2004-069.html
redhat.com / support/errata/RHSA-2004-106.html
redhat.com / support/errata/RHSA-2004-188.html