CVE-2017-8924

Description

The 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.

Category

4.6
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.07%
Vendor Advisory debian.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.4 release notes vendor advisory
https://github.com/torvalds/linux/commit/654b404f2a222f918af9b0cd18ad469d0c941a8e patch third party advisory issue tracking
http://www.securityfocus.com/bid/98451 third party advisory vdb entry
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=654b404f2a222f918af9b0cd18ad469d0c941a8e patch third party advisory issue tracking
http://www.debian.org/security/2017/dsa-3886 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-8924?
CVE-2017-8924 has been scored as a medium severity vulnerability.
How to fix CVE-2017-8924?
To fix CVE-2017-8924, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-8924 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-8924 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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