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Fencer Vulns
medium 4.1

CVE-2006-5871 json

smbfs in Linux kernel 2.6.8 and other versions, and 2.4.x before 2.4.34, when UNIX extensions are enabled, ignores certain mount options, w…

published 2006-12-11 19 y ago modified 2026-06-16 4 mo ago also EUVD-2006-5855

cvss
4.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 25%
public exploits
0
none known

Summary

smbfs in Linux kernel 2.6.8 and other versions, and 2.4.x before 2.4.34, when UNIX extensions are enabled, ignores certain mount options, which could cause clients to use server-specified uid, gid and mode settings.

Patch / fix

  • kernel RHEL 4 2.6.9-22.EL
  • kernel-smp RHEL 4 2.6.9-22.EL
  • kernel-hugemem RHEL 4 2.6.9-22.EL

red hat advisories RHSA-2005:514

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-2006-5871 updated

security flaw

  • Red Hat Enterprise Linux AS version 4 kernel 2.6.9-22.EL, kernel-smp 2.6.9-22.EL, kernel-hugemem 2.6.9-22.EL Red Hat Enterprise Linux Desktop version 4 kernel 2.6.9-22.EL, kernel-smp 2.6.9-22.EL, kernel-hugemem 2.6.9-22.EL Red Hat Enterprise Linux ES version 4 kernel 2.6.9-22.EL, kernel-smp 2.6.9-22.EL, kernel-hugemem 2.6.9-22.EL Red Hat Enterprise Linux WS version 4 kernel 2.6.9-22.EL, kernel-smp 2.6.9-22.EL, kernel-hugemem 2.6.9-22.EL
    fixed: vendor fix RHSA-2005:514

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

0.32% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 4.1 AV:L/AC:M/Au:S/C:P/I:P/A:P

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.