VULNERABILITY INTELLIGENCE

CVE-2011-2495

CVSS score2.1 LOW
EPSS probability0.48%
CISA KEVNot currently listed
Published2012-06-13
Last modified2026-06-16
CVSS vectorAV:L/AC:L/Au:N/C:P/I:N/A:N

Description

fs/proc/base.c in the Linux kernel before 2.6.39.4 does not properly restrict access to /proc/#####/io files, which allows local users to obtain sensitive I/O statistics by polling a file, as demonstrated by discovering the length of another user's password.

Primary references