CVE-2017-8924

NameCVE-2017-8924
DescriptionThe edge_bulk_in_callback function in drivers/usb/serial/io_ti.c in the Linux kernel before 4.10.4 allows local users to obtain sensitive information (in the dmesg ringbuffer and syslog) from uninitialized kernel memory by using a crafted USB device (posing as an io_ti USB serial device) to trigger an integer underflow.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-993-1, DSA-3886-1
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)3.2.93-1fixed
jessie3.16.43-2+deb8u2fixed
jessie (security)3.16.43-2+deb8u5fixed
stretch4.9.30-2+deb9u2fixed
stretch (security)4.9.30-2+deb9u5fixed
buster, sid4.12.13-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.9.16-1low
linuxsourcejessie3.16.43-2+deb8u1lowDSA-3886-1
linuxsourcewheezy3.2.89-1lowDLA-993-1

Notes

Fixed by: https://git.kernel.org/linus/654b404f2a222f918af9b0cd18ad469d0c941a8e

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