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Fencer Vulns
medium 5.0

CVE-2005-0176 json

The shmctl function in Linux 2.6.9 and earlier allows local users to unlock the memory of other processes, which could cause sensitive memo…

published 2005-02-15 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-0177

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.2%
EPSS 2.2% chance of exploitation in 30 days, percentile 82%
public exploits
0
none known

Summary

The shmctl function in Linux 2.6.9 and earlier allows local users to unlock the memory of other processes, which could cause sensitive memory to be swapped to disk, which could allow it to be read by other users once it has been released.

Patch / fix

  • kernel RHEL 4 2.6.9-5.0.3.EL
  • kernel-smp RHEL 4 2.6.9-5.0.3.EL
  • kernel-hugemem RHEL 4 2.6.9-5.0.3.EL
  • kernel RHEL 3 2.4.21-32.0.1.EL
  • kernel-smp RHEL 3 2.4.21-32.0.1.EL
  • kernel-BOOT RHEL 3 2.4.21-32.0.1.EL
  • kernel-source RHEL 3 2.4.21-32.0.1.EL
  • kernel-hugemem RHEL 3 2.4.21-32.0.1.EL

red hat advisories RHSA-2005:092RHSA-2005:472

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-2005-0176 updated

security flaw

  • Red Hat Desktop version 3 kernel 2.4.21-32.0.1.EL, kernel-smp 2.4.21-32.0.1.EL, kernel-BOOT 2.4.21-32.0.1.EL, kernel-source 2.4.21-32.0.1.EL, kernel-hugemem 2.4.21-32.0.1.EL, kernel-unsupported 2.4.21-32.0.1.EL, +2 more Red Hat Enterprise Linux AS version 3 kernel 2.4.21-32.0.1.EL, kernel-smp 2.4.21-32.0.1.EL, kernel-BOOT 2.4.21-32.0.1.EL, kernel-source 2.4.21-32.0.1.EL, kernel-hugemem 2.4.21-32.0.1.EL, kernel-unsupported 2.4.21-32.0.1.EL, +2 more
    fixed: vendor fix RHSA-2005:472
  • Red Hat Enterprise Linux AS version 4 kernel 2.6.9-5.0.3.EL, kernel-smp 2.6.9-5.0.3.EL, kernel-hugemem 2.6.9-5.0.3.EL Red Hat Enterprise Linux Desktop version 4 kernel 2.6.9-5.0.3.EL, kernel-smp 2.6.9-5.0.3.EL, kernel-hugemem 2.6.9-5.0.3.EL
    fixed: vendor fix RHSA-2005:092
  • Red Hat Enterprise Linux ES version 3 kernel 2.4.21-32.0.1.EL, kernel-smp 2.4.21-32.0.1.EL, kernel-BOOT 2.4.21-32.0.1.EL, kernel-source 2.4.21-32.0.1.EL, kernel-hugemem 2.4.21-32.0.1.EL, kernel-unsupported 2.4.21-32.0.1.EL, +2 more
    fixed: vendor fix RHSA-2005:472
  • Red Hat Enterprise Linux ES version 4 kernel 2.6.9-5.0.3.EL, kernel-smp 2.6.9-5.0.3.EL, kernel-hugemem 2.6.9-5.0.3.EL
    fixed: vendor fix RHSA-2005:092
  • Red Hat Enterprise Linux WS version 3 kernel 2.4.21-32.0.1.EL, kernel-smp 2.4.21-32.0.1.EL, kernel-BOOT 2.4.21-32.0.1.EL, kernel-source 2.4.21-32.0.1.EL, kernel-hugemem 2.4.21-32.0.1.EL, kernel-unsupported 2.4.21-32.0.1.EL, +2 more
    fixed: vendor fix RHSA-2005:472
  • Red Hat Enterprise Linux WS version 4 kernel 2.6.9-5.0.3.EL, kernel-smp 2.6.9-5.0.3.EL, kernel-hugemem 2.6.9-5.0.3.EL
    fixed: vendor fix RHSA-2005:092

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

2.22% chance of exploitation in the next 30 days, higher than 82% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

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.