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Tool Directory

CVE-2004-2135

LowPublished

cryptoloop on Linux kernel 2.6.x, when used on certain file systems with a block size 1024 or greater, has certain "IV computation" weaknesses that allow...

Published: Jun 1, 2005
Updated: Aug 8, 2024
Assigning CNA: mitre
Evidence observed: May 26, 2005

Primary CVSS

2.1/ 10Low

nvd · CVSS 2.0

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

EPSS probability estimate

1.2%

Low · next 30 days

Percentile: 66.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

cryptoloop on Linux kernel 2.6.x, when used on certain file systems with a block size 1024 or greater, has certain "IV computation" weaknesses that allow watermarked files to be detected without decryption.

Sources

Linux Kernel 2.6.x - Cryptoloop Information DisclosureExploit
Markku-Juhani O. Saarinen · linux · May 26, 2005

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