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Fencer Vulns
medium 4.9

CVE-2004-0138 json

The ELF loader in Linux kernel 2.4 before 2.4.25 allows local users to cause a denial of service (crash) via a crafted ELF file with an int…

published 2004-12-31 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-0138

cvss
4.9
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 37%
public exploits
0
none known

Summary

The ELF loader in Linux kernel 2.4 before 2.4.25 allows local users to cause a denial of service (crash) via a crafted ELF file with an interpreter with an invalid arch (architecture), which triggers a BUG() when an invalid VMA is unmapped.

Patch / fix

  • kernel RHEL 3 2.4.21-20.0.1.EL
  • kernel-smp RHEL 3 2.4.21-20.0.1.EL
  • kernel-BOOT RHEL 3 2.4.21-20.0.1.EL
  • kernel-source RHEL 3 2.4.21-20.0.1.EL
  • kernel-hugemem RHEL 3 2.4.21-20.0.1.EL
  • kernel-unsupported RHEL 3 2.4.21-20.0.1.EL
  • kernel-smp-unsupported RHEL 3 2.4.21-20.0.1.EL
  • kernel-hugemem-unsupported RHEL 3 2.4.21-20.0.1.EL

red hat advisories RHSA-2004:549

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2004-0138 updated

security flaw

  • Red Hat Desktop version 3 kernel 2.4.21-20.0.1.EL, kernel-smp 2.4.21-20.0.1.EL, kernel-BOOT 2.4.21-20.0.1.EL, kernel-source 2.4.21-20.0.1.EL, kernel-hugemem 2.4.21-20.0.1.EL, kernel-unsupported 2.4.21-20.0.1.EL, +2 more Red Hat Enterprise Linux AS version 3 kernel 2.4.21-20.0.1.EL, kernel-smp 2.4.21-20.0.1.EL, kernel-BOOT 2.4.21-20.0.1.EL, kernel-source 2.4.21-20.0.1.EL, kernel-hugemem 2.4.21-20.0.1.EL, kernel-unsupported 2.4.21-20.0.1.EL, +2 more Red Hat Enterprise Linux ES version 3 kernel 2.4.21-20.0.1.EL, kernel-smp 2.4.21-20.0.1.EL, kernel-BOOT 2.4.21-20.0.1.EL, kernel-source 2.4.21-20.0.1.EL, kernel-hugemem 2.4.21-20.0.1.EL, kernel-unsupported 2.4.21-20.0.1.EL, +2 more Red Hat Enterprise Linux WS version 3 kernel 2.4.21-20.0.1.EL, kernel-smp 2.4.21-20.0.1.EL, kernel-BOOT 2.4.21-20.0.1.EL, kernel-source 2.4.21-20.0.1.EL, kernel-hugemem 2.4.21-20.0.1.EL, kernel-unsupported 2.4.21-20.0.1.EL, +2 more
    fixed: vendor fix RHSA-2004:549
  • Red Hat Linux Advanced Workstation 2.1
    fixed: vendor fix RHSA-2004:504

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C

Classification

Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.