Use-after-free in Linux kernel - CVE-2017-0861

 

Use-after-free in Linux kernel - CVE-2017-0861

Published: January 11, 2018


Vulnerability identifier: #VU9961
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2017-0861
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a local user to perform a denial of service attack.

The vulnerability exists due to a use-after-free error in snd_pcm_info() function in the ALSA subsystem.  A local user can perform a denial of service attack.

How to mitigate CVE-2017-0861

Update to version 4.14.6, 4.9.69 or 4.4.106.

Sources