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Fencer Vulns
medium 4.6

CVE-2005-0504 json

Buffer overflow in the MoxaDriverIoctl function for the moxa serial driver (moxa.c) in Linux 2.2.x, 2.4.x, and 2.6.x before 2.6.22 allows l…

published 2005-02-22 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-0505

cvss
4.6
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits
0
none known

Summary

Buffer overflow in the MoxaDriverIoctl function for the moxa serial driver (moxa.c) in Linux 2.2.x, 2.4.x, and 2.6.x before 2.6.22 allows local users to execute arbitrary code via a certain modified length value.

Patch / fix

  • kernel RHEL 4 2.6.9-67.0.15.EL
  • kernel-smp RHEL 4 2.6.9-67.0.15.EL
  • kernel-xenU RHEL 4 2.6.9-67.0.15.EL
  • kernel-hugemem RHEL 4 2.6.9-67.0.15.EL
  • kernel-largesmp RHEL 4 2.6.9-67.0.15.EL
  • kernel RHEL 3 2.4.21-37.EL
  • kernel-smp RHEL 3 2.4.21-37.EL
  • kernel-BOOT RHEL 3 2.4.21-37.EL

red hat advisories RHSA-2008:0237RHSA-2005:663

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-2005-0504 updated

Buffer overflow in moxa driver

  • Red Hat Desktop version 3 kernel 2.4.21-37.EL, kernel-smp 2.4.21-37.EL, kernel-BOOT 2.4.21-37.EL, kernel-source 2.4.21-37.EL, kernel-hugemem 2.4.21-37.EL, kernel-unsupported 2.4.21-37.EL, +2 more Red Hat Enterprise Linux AS version 3 kernel 2.4.21-37.EL, kernel-smp 2.4.21-37.EL, kernel-BOOT 2.4.21-37.EL, kernel-source 2.4.21-37.EL, kernel-hugemem 2.4.21-37.EL, kernel-unsupported 2.4.21-37.EL, +2 more
    fixed: vendor fix RHSA-2005:663
  • Red Hat Enterprise Linux AS version 4 kernel 2.6.9-67.0.15.EL, kernel-smp 2.6.9-67.0.15.EL, kernel-xenU 2.6.9-67.0.15.EL, kernel-hugemem 2.6.9-67.0.15.EL, kernel-largesmp 2.6.9-67.0.15.EL Red Hat Enterprise Linux Desktop version 4 kernel 2.6.9-67.0.15.EL, kernel-smp 2.6.9-67.0.15.EL, kernel-xenU 2.6.9-67.0.15.EL, kernel-hugemem 2.6.9-67.0.15.EL, kernel-largesmp 2.6.9-67.0.15.EL
    fixed: vendor fix RHSA-2008:0237
  • Red Hat Enterprise Linux ES version 2.1
    fixed: vendor fix RHSA-2005:529
  • Red Hat Enterprise Linux ES version 3 kernel 2.4.21-37.EL, kernel-smp 2.4.21-37.EL, kernel-BOOT 2.4.21-37.EL, kernel-source 2.4.21-37.EL, kernel-hugemem 2.4.21-37.EL, kernel-unsupported 2.4.21-37.EL, +2 more
    fixed: vendor fix RHSA-2005:663
  • Red Hat Enterprise Linux ES version 4 kernel 2.6.9-67.0.15.EL, kernel-smp 2.6.9-67.0.15.EL, kernel-xenU 2.6.9-67.0.15.EL, kernel-hugemem 2.6.9-67.0.15.EL, kernel-largesmp 2.6.9-67.0.15.EL
    fixed: vendor fix RHSA-2008:0237
  • Red Hat Enterprise Linux WS version 2.1
    fixed: vendor fix RHSA-2005:529
  • Red Hat Enterprise Linux WS version 3 kernel 2.4.21-37.EL, kernel-smp 2.4.21-37.EL, kernel-BOOT 2.4.21-37.EL, kernel-source 2.4.21-37.EL, kernel-hugemem 2.4.21-37.EL, kernel-unsupported 2.4.21-37.EL, +2 more
    fixed: vendor fix RHSA-2005:663
  • Red Hat Enterprise Linux WS version 4 kernel 2.6.9-67.0.15.EL, kernel-smp 2.6.9-67.0.15.EL, kernel-xenU 2.6.9-67.0.15.EL, kernel-hugemem 2.6.9-67.0.15.EL, kernel-largesmp 2.6.9-67.0.15.EL
    fixed: vendor fix RHSA-2008:0237
show 1 more
  • Red Hat Linux Advanced Workstation 2.1
    fixed: vendor fix RHSA-2005:551

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

0.58% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
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.