CVE-2017-8924

MEDIUM

Linux kernel <4.10.4 - Info Disclosure

Title source: llm

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.

References (5)

[Issue Tracking, Patch, Third Party Advisory] http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=654b404f2a222f918af9b0cd18ad469d0c941a8e

[Third Party Advisory] http://www.debian.org/security/2017/dsa-3886

[Release Notes, Vendor Advisory] http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.4

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/98451

[Issue Tracking, Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/654b404f2a222f918af9b0cd18ad469d0c941a8e

View Patch ZIP pw:eip

Scores

CVSS v3 4.6

EPSS 0.0011

EPSS Percentile 29.3%

Attack Vector PHYSICAL

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE

CWE-191

Status published

Products (4)

linux/linux_kernel < 4.10.3

debian/debian_linux

debian/debian_linux

n/a/n/a

Published May 12, 2017

Tracked Since Feb 18, 2026