CVE-2012-4542

NameCVE-2012-4542
Descriptionblock/scsi_ioctl.c in the Linux kernel through 3.8 does not properly consider the SCSI device class during authorization of SCSI commands, which allows local users to bypass intended access restrictions via an SG_IO ioctl call that leverages overlapping opcodes.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.56-1+deb8u1vulnerable
jessie (security)3.16.57-2vulnerable
stretch4.9.110-1vulnerable
stretch (security)4.9.110-3+deb9u3vulnerable
buster4.17.14-1vulnerable
sid4.17.17-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)(unfixed)unimportant
linux-2.6source(unstable)(unfixed)unimportant

Notes

[squeeze] - linux-2.6 <no-dsa> (Too intrusive to backport)
No upstream fix seems to be planned/treated as non-issue. Marking as unimportant

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