Information exposure in Linux kernel - CVE-2004-2136
Published: February 19, 2004 / Updated: October 18, 2016
Vulnerability identifier: #VU99952
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2004-2136
CWE-ID: CWE-200
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to gain access to sensitive information.
dm-crypt 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.
How to mitigate CVE-2004-2136
Install update from vendor's repository.