CVE-2006-1864 Path traversal in n/a

What is CVE-2006-1864?

CVE-2006-1864 is a medium-severity path traversal vulnerability in Linux kernel, published on 26 Apr 2006. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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.

Which versions are affected by CVE-2006-1864?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2006-1864?

Apply the vendor's patch.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2006-1864 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2006-1864 exists.

Public exploit code: 1 Exploit-DB entry.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-fmc8-hp9q-fhj5.