#VU17253 Out-of-bounds write in Linux kernel - CVE-2018-16880 

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Main Vulnerability Database Vulnerabilities #VU17253

#VU17253 Out-of-bounds write in Linux kernel - CVE-2018-16880

Published: January 29, 2019 / Updated: May 30, 2020


Vulnerability identifier: #VU17253
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2018-16880
CWE-ID: CWE-787
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

The vulnerability allows an adjacent attacker to perform a denial of service (DoS) attack or execute arbitrary code.

The vulnerability exists due to out-of-bounds write in a kmalloc-8 slab on a virtual host when handling_rx() function in the [vhost_net] driver. An adjacent attacker can trigger a kernel memory corruption and cause a system panic or execute arbitrary code with elevated privileges.


Remediation

Install updates from vendor's website.

External links