CVE-2006-1863

2.1 LOW 1% exploit odds Fix listed

What it is

Directory traversal vulnerability in CIFS 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-2006-1864.

At a glance

Exploitability: Can be exploited locally on the machine without logging in. Limited direct impact.
Exploit odds: 1.0% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2006-04-25 22:02 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:23 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 1.0% in the next 30 days (EPSS).
Severity: 2.1 LOW (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2006-04-25 22:02 UTC
Last modified: 2026-06-16 22:23 UTC
Exploit probability: 1.0% · EPSS, next 30 days
Record status: Modified

Affected

Linux Kernel ≤ 2.6.17

Attack profile CVSS 2.0 · 2.1

Attack vector: Local
Complexity: Low
Authentication: None
Confidentiality: Partial
Integrity: None
Availability: None

Raw vector

AV:L/AC:L/Au:N/C:P/I:N/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2006-1863.md and follow it. Check whether this project is affected by CVE-2006-1863. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record