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TI-2006-03518 Aliases CVE-2006-3626GHSA-cqrh-j4qw-5486

Race condition in Linux kernel 2.6.17.4 and earlier allows local users to gain root…

Priority LOW 32Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
Complete · Complete · Complete
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.

Summary

Race condition in Linux kernel 2.6.17.4 and earlier allows local users to gain root privileges by using prctl with PR_SET_DUMPABLE in a way that causes /proc/self/environ to become setuid root.

Why it matters now

EPSS 0.02222 82nd percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 42

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:2.6.16:*:*:*:*:*:*:*2.6.16VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16:rc1:*:*:*:*:*:*2.6.16 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16:rc2:*:*:*:*:*:*2.6.16 rc2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16:rc3:*:*:*:*:*:*2.6.16 rc3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16:rc4:*:*:*:*:*:*2.6.16 rc4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16:rc5:*:*:*:*:*:*2.6.16 rc5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16:rc6:*:*:*:*:*:*2.6.16 rc6VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.1:*:*:*:*:*:*:*2.6.16.1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.2:*:*:*:*:*:*:*2.6.16.2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.3:*:*:*:*:*:*:*2.6.16.3VulnerableLinux
  • cpe:2.3:o:linux:linux_kernel:2.6.16:*:*:*:*:*:*:* Versions 2.6.16 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16:rc1:*:*:*:*:*:* Versions 2.6.16 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16:rc2:*:*:*:*:*:* Versions 2.6.16 rc2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16:rc3:*:*:*:*:*:* Versions 2.6.16 rc3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16:rc4:*:*:*:*:*:* Versions 2.6.16 rc4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16:rc5:*:*:*:*:*:* Versions 2.6.16 rc5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16:rc6:*:*:*:*:*:* Versions 2.6.16 rc6 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.1:*:*:*:*:*:*:* Versions 2.6.16.1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.2:*:*:*:*:*:*:* Versions 2.6.16.2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.3:*:*:*:*:*:*:* Versions 2.6.16.3 Vulnerable ·Linux
Show 32 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:2.6.16.4:*:*:*:*:*:*:*2.6.16.4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.5:*:*:*:*:*:*:*2.6.16.5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.6:*:*:*:*:*:*:*2.6.16.6VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.7:*:*:*:*:*:*:*2.6.16.7VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.8:*:*:*:*:*:*:*2.6.16.8VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.9:*:*:*:*:*:*:*2.6.16.9VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.10:*:*:*:*:*:*:*2.6.16.10VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.11:*:*:*:*:*:*:*2.6.16.11VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.12:*:*:*:*:*:*:*2.6.16.12VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.13:*:*:*:*:*:*:*2.6.16.13VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.14:*:*:*:*:*:*:*2.6.16.14VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.15:*:*:*:*:*:*:*2.6.16.15VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.16:*:*:*:*:*:*:*2.6.16.16VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.17:*:*:*:*:*:*:*2.6.16.17VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.18:*:*:*:*:*:*:*2.6.16.18VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.19:*:*:*:*:*:*:*2.6.16.19VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.20:*:*:*:*:*:*:*2.6.16.20VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.21:*:*:*:*:*:*:*2.6.16.21VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.22:*:*:*:*:*:*:*2.6.16.22VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.23:*:*:*:*:*:*:*2.6.16.23VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.16.24:*:*:*:*:*:*:*2.6.16.24VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17:*:*:*:*:*:*:*2.6.17VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17:rc1:*:*:*:*:*:*2.6.17 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17:rc2:*:*:*:*:*:*2.6.17 rc2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17:rc3:*:*:*:*:*:*2.6.17 rc3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17:rc4:*:*:*:*:*:*2.6.17 rc4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17:rc5:*:*:*:*:*:*2.6.17 rc5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17:rc6:*:*:*:*:*:*2.6.17 rc6VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17.1:*:*:*:*:*:*:*2.6.17.1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17.2:*:*:*:*:*:*:*2.6.17.2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17.3:*:*:*:*:*:*:*2.6.17.3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:2.6.17.4:*:*:*:*:*:*:*2.6.17.4VulnerableLinux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.4:*:*:*:*:*:*:* Versions 2.6.16.4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.5:*:*:*:*:*:*:* Versions 2.6.16.5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.6:*:*:*:*:*:*:* Versions 2.6.16.6 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.7:*:*:*:*:*:*:* Versions 2.6.16.7 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.8:*:*:*:*:*:*:* Versions 2.6.16.8 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.9:*:*:*:*:*:*:* Versions 2.6.16.9 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.10:*:*:*:*:*:*:* Versions 2.6.16.10 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.11:*:*:*:*:*:*:* Versions 2.6.16.11 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.12:*:*:*:*:*:*:* Versions 2.6.16.12 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.13:*:*:*:*:*:*:* Versions 2.6.16.13 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.14:*:*:*:*:*:*:* Versions 2.6.16.14 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.15:*:*:*:*:*:*:* Versions 2.6.16.15 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.16:*:*:*:*:*:*:* Versions 2.6.16.16 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.17:*:*:*:*:*:*:* Versions 2.6.16.17 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.18:*:*:*:*:*:*:* Versions 2.6.16.18 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.19:*:*:*:*:*:*:* Versions 2.6.16.19 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.20:*:*:*:*:*:*:* Versions 2.6.16.20 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.21:*:*:*:*:*:*:* Versions 2.6.16.21 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.22:*:*:*:*:*:*:* Versions 2.6.16.22 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.23:*:*:*:*:*:*:* Versions 2.6.16.23 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.16.24:*:*:*:*:*:*:* Versions 2.6.16.24 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17:*:*:*:*:*:*:* Versions 2.6.17 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17:rc1:*:*:*:*:*:* Versions 2.6.17 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17:rc2:*:*:*:*:*:* Versions 2.6.17 rc2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17:rc3:*:*:*:*:*:* Versions 2.6.17 rc3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17:rc4:*:*:*:*:*:* Versions 2.6.17 rc4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17:rc5:*:*:*:*:*:* Versions 2.6.17 rc5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17:rc6:*:*:*:*:*:* Versions 2.6.17 rc6 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17.1:*:*:*:*:*:*:* Versions 2.6.17.1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17.2:*:*:*:*:*:*:* Versions 2.6.17.2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17.3:*:*:*:*:*:*:* Versions 2.6.17.3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:2.6.17.4:*:*:*:*:*:*:* Versions 2.6.17.4 Vulnerable ·Linux

Remediation

Red Hat 1 advisory

  • RHSA-2006:0617 Released 2006-08-22 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux AS version 4 kernel-2.6.9-42.0.2.EL, kernel-2.6.9-42.0.2.EL.ia64, kernel-2.6.9-42.0.2.EL.ppc64iseries +12
    • Red Hat Enterprise Linux Desktop version 4 kernel-2.6.9-42.0.2.EL, kernel-devel-2.6.9-42.0.2.EL, kernel-doc-2.6.9-42.0.2.EL +6
    • Red Hat Enterprise Linux ES version 4 kernel-2.6.9-42.0.2.EL, kernel-2.6.9-42.0.2.EL.ia64, kernel-devel-2.6.9-42.0.2.EL +10
    • Red Hat Enterprise Linux WS version 4 kernel-2.6.9-42.0.2.EL, kernel-2.6.9-42.0.2.EL.ia64, kernel-devel-2.6.9-42.0.2.EL +10

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux AS version 4Fixed RHSA-2006:0617
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2006:0617
Red Hat Enterprise Linux ES version 4Fixed RHSA-2006:0617
Red Hat Enterprise Linux WS version 4Fixed RHSA-2006:0617

Timeline

  1. 2026-10-02 Threatist record created from CVE-2006-3626
  2. 2026-10-03 Alias added: GHSA-cqrh-j4qw-5486

References

Advisory 9

Other 8

  • TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
  • TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
  • TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
  • TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
  • TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
  • TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
See all 15278 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences