CVE-2011-2495

NameCVE-2011-2495
Descriptionfs/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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-2303-1, DSA-2310-1
NVD severitylow (attack range: local)

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linux-2.6source(unstable)3.0.0-1low
linux-2.6sourcelenny2.6.26-26lenny4lowDSA-2310-1
linux-2.6sourcesqueeze2.6.32-35squeeze1lowDSA-2303-1

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