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Fencer Vulns
low 2.1

CVE-2005-3107 json

fs/exec.c in Linux 2.6, when one thread is tracing another thread that shares the same memory map, might allow local users to cause a denia…

published 2005-09-30 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-3107

cvss
2.1
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 36%
public exploits
0
none known

Summary

fs/exec.c in Linux 2.6, when one thread is tracing another thread that shares the same memory map, might allow local users to cause a denial of service (deadlock) by forcing a core dump when the traced thread is in the TASK_TRACED state.

Patch / fix

  • kernel RHEL 3 2.4.21-47.EL
  • kernel-smp RHEL 3 2.4.21-47.EL
  • kernel-BOOT RHEL 3 2.4.21-47.EL
  • kernel-source RHEL 3 2.4.21-47.EL
  • kernel-hugemem RHEL 3 2.4.21-47.EL
  • kernel-unsupported RHEL 3 2.4.21-47.EL
  • kernel-smp-unsupported RHEL 3 2.4.21-47.EL
  • kernel-hugemem-unsupported RHEL 3 2.4.21-47.EL

red hat advisories RHSA-2006:0437RHSA-2005:420

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-2005-3107 updated

security flaw

  • Red Hat Desktop version 3 kernel 2.4.21-47.EL, kernel-smp 2.4.21-47.EL, kernel-BOOT 2.4.21-47.EL, kernel-source 2.4.21-47.EL, kernel-hugemem 2.4.21-47.EL, kernel-unsupported 2.4.21-47.EL, +2 more Red Hat Enterprise Linux AS version 3 kernel 2.4.21-47.EL, kernel-smp 2.4.21-47.EL, kernel-BOOT 2.4.21-47.EL, kernel-source 2.4.21-47.EL, kernel-hugemem 2.4.21-47.EL, kernel-unsupported 2.4.21-47.EL, +2 more
    fixed: vendor fix RHSA-2006:0437
  • Red Hat Enterprise Linux AS version 4 kernel 2.6.9-11.EL, kernel-smp 2.6.9-11.EL, kernel-hugemem 2.6.9-11.EL Red Hat Enterprise Linux Desktop version 4 kernel 2.6.9-11.EL, kernel-smp 2.6.9-11.EL, kernel-hugemem 2.6.9-11.EL
    fixed: vendor fix RHSA-2005:420
  • Red Hat Enterprise Linux ES version 3 kernel 2.4.21-47.EL, kernel-smp 2.4.21-47.EL, kernel-BOOT 2.4.21-47.EL, kernel-source 2.4.21-47.EL, kernel-hugemem 2.4.21-47.EL, kernel-unsupported 2.4.21-47.EL, +2 more
    fixed: vendor fix RHSA-2006:0437
  • Red Hat Enterprise Linux ES version 4 kernel 2.6.9-11.EL, kernel-smp 2.6.9-11.EL, kernel-hugemem 2.6.9-11.EL
    fixed: vendor fix RHSA-2005:420
  • Red Hat Enterprise Linux WS version 3 kernel 2.4.21-47.EL, kernel-smp 2.4.21-47.EL, kernel-BOOT 2.4.21-47.EL, kernel-source 2.4.21-47.EL, kernel-hugemem 2.4.21-47.EL, kernel-unsupported 2.4.21-47.EL, +2 more
    fixed: vendor fix RHSA-2006:0437
  • Red Hat Enterprise Linux WS version 4 kernel 2.6.9-11.EL, kernel-smp 2.6.9-11.EL, kernel-hugemem 2.6.9-11.EL
    fixed: vendor fix RHSA-2005:420

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

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/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.