CVE-2017-5549

NameCVE-2017-5549
DescriptionThe klsi_105_get_line_state function in drivers/usb/serial/kl5kusb105.c in the Linux kernel before 4.9.5 places uninitialized heap-memory contents into a log entry upon a failure to read the line status, which allows local users to obtain sensitive information by reading the log.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-833-1, DSA-3791-1
NVD severitylow (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)wheezy3.2.78-1vulnerable
wheezy (security)3.2.89-1fixed
jessie3.16.43-2fixed
jessie (security)3.16.43-2+deb8u1fixed
buster, stretch4.9.30-2fixed
stretch (security)4.9.30-2+deb9u1fixed
sid4.11.6-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.9.6-1low
linuxsourcejessie3.16.39-1+deb8u1lowDSA-3791-1
linuxsourcewheezy3.2.84-2lowDLA-833-1

Notes

Fixed by: https://git.kernel.org/linus/146cc8a17a3b4996f6805ee5c080e7101277c410 (4.10-rc4)

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