CVE-2011-4127

NameCVE-2011-4127
DescriptionThe Linux kernel before 3.2.2 does not properly restrict SG_IO ioctl calls, which allows local users to bypass intended restrictions on disk read and write operations by sending a SCSI command to (1) a partition block device or (2) an LVM volume.
SourceCVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)
ReferencesDSA-2389-1, DSA-2443-1
NVD severitymedium (attack range: local)
Debian/oldoldstablenot vulnerable.
Debian/oldstablenot vulnerable.
Debian/stablenot vulnerable.
Debian/testingnot vulnerable.
Debian/unstablenot vulnerable.

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libguestfs (PTS)wheezy1:1.18.1-1+deb7u3fixed
jessie1:1.28.1-1fixed
stretch, sid1:1.28.12-1fixed
linux-2.6 (PTS)squeeze, squeeze (security)2.6.32-48squeeze6fixed
squeeze (lts)2.6.32-48squeeze13fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libguestfssource(unstable)1:1.14.8-1medium
linux-2.6source(unstable)(unfixed)medium
linux-2.6sourcesqueeze2.6.32-41squeeze2mediumDSA-2443-1

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