Read the docs
TI-2006-01809 Aliases CVE-2006-1864GHSA-fmc8-hp9q-fhj5

Directory traversal vulnerability in smbfs in Linux 2.6.16 and earlier allows local users…

Priority LOW 24Published · Updated

Key facts

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

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

Summary

Directory traversal vulnerability in smbfs in Linux 2.6.16 and earlier allows local users to escape chroot restrictions for an SMB-mounted filesystem via "..\\" sequences, a similar vulnerability to CVE-2006-1863.

Why it matters now

EPSS 0.01188 68th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 4 advisories

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 · 14

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 4 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:2.6.16.7:*:*:*:*:*:*:*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_rc7:*:*:*:*:*:*:*2.6.16_rc7VulnerableLinux
  • 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:2.6.16.7:*:*:*:*:*:*:* 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_rc7:*:*:*:*:*:*:* Versions 2.6.16_rc7 Vulnerable ·Linux

Remediation

Red Hat 4 advisories

  • RHSA-2006:0710 Released 2006-10-20 · Red Hat rating Important
    kernel security update
    • Red Hat Desktop version 3 kernel-2.4.21-47.0.1.EL, kernel-2.4.21-47.0.1.EL.athlon, kernel-2.4.21-47.0.1.EL.ia32e +14
    • Red Hat Enterprise Linux AS version 3 kernel-2.4.21-47.0.1.EL, kernel-2.4.21-47.0.1.EL.athlon, kernel-2.4.21-47.0.1.EL.ia32e +22
    • Red Hat Enterprise Linux ES version 3 kernel-2.4.21-47.0.1.EL, kernel-2.4.21-47.0.1.EL.athlon, kernel-2.4.21-47.0.1.EL.ia32e +18
    • Red Hat Enterprise Linux WS version 3 kernel-2.4.21-47.0.1.EL, kernel-2.4.21-47.0.1.EL.athlon, kernel-2.4.21-47.0.1.EL.ia32e +18
  • RHSA-2006:0580 Released 2006-07-13 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux AS (Advanced Server) version 2.1
    • Red Hat Linux Advanced Workstation 2.1
  • RHSA-2006:0579 Released 2006-07-13 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux AS (Advanced Server) version 2.1
    • Red Hat Enterprise Linux ES version 2.1
    • Red Hat Enterprise Linux WS version 2.1
Show 1 more Red Hat advisories
  • RHSA-2006:0493 Released 2006-05-24 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux AS version 4 kernel-2.6.9-34.0.1.EL, kernel-2.6.9-34.0.1.EL.ia64, kernel-2.6.9-34.0.1.EL.ppc64iseries +12
    • Red Hat Enterprise Linux Desktop version 4 kernel-2.6.9-34.0.1.EL, kernel-devel-2.6.9-34.0.1.EL, kernel-doc-2.6.9-34.0.1.EL +6
    • Red Hat Enterprise Linux ES version 4 kernel-2.6.9-34.0.1.EL, kernel-2.6.9-34.0.1.EL.ia64, kernel-devel-2.6.9-34.0.1.EL +10
    • Red Hat Enterprise Linux WS version 4 kernel-2.6.9-34.0.1.EL, kernel-2.6.9-34.0.1.EL.ia64, kernel-devel-2.6.9-34.0.1.EL +10

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Desktop version 3Fixed RHSA-2006:0710
Red Hat Enterprise Linux AS (Advanced Server) version 2.1 Fixed RHSA-2006:0579
Red Hat Enterprise Linux AS version 3Fixed RHSA-2006:0710
Red Hat Enterprise Linux AS version 4Fixed RHSA-2006:0493
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2006:0493
Red Hat Enterprise Linux ES version 2.1Fixed RHSA-2006:0579
Red Hat Enterprise Linux ES version 3Fixed RHSA-2006:0710
Red Hat Enterprise Linux ES version 4Fixed RHSA-2006:0493
Red Hat Enterprise Linux WS version 2.1Fixed RHSA-2006:0579
Red Hat Enterprise Linux WS version 3Fixed RHSA-2006:0710
Red Hat Enterprise Linux WS version 4Fixed RHSA-2006:0493
Red Hat Linux Advanced Workstation 2.1Fixed RHSA-2006:0580

Timeline

  1. 2026-10-02 Threatist record created from CVE-2006-1864
  2. 2026-10-03 Alias added: GHSA-fmc8-hp9q-fhj5

References

Exploit 1

Advisory 11

Other 9

  • 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