Out-of-bounds read in Linux kernel - CVE-2017-16643

 

Out-of-bounds read in Linux kernel - CVE-2017-16643

Published: December 8, 2017


Vulnerability identifier: #VU9605
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-16643
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local attacker to cause DoS condition on the target system.

The weakness exists due to out-of-bounds read in the parse_hid_report_descriptor function in drivers/input/tablet/gtco.c in the Linux kernel. A local attacker can use a specially crafted USB device and cause the service to crash.

Successful exploitation of the vulnerability results in denial of service.

Affected software

Linux kernel
Amazon Linux AMI
Ubuntu
Fedora
kernel

How to mitigate CVE-2017-16643

Update to version 4.13.11.

kernel - addressed in versions 4.13.16-100.fc25, 4.13.16-200.fc26, 4.13.16-300.fc27

External References

Related Security Bulletins