“Use-after-free” error in Linux kernel - CVE-2016-6828

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Main Vulnerability Database Vulnerabilities #VU360

“Use-after-free” error in Linux kernel - CVE-2016-6828

Published: September 7, 2016 / Updated: May 30, 2020


Vulnerability identifier: #VU360
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-6828
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows local users to provoke a denial of service.

The vulnerability predicts TCP realization by a local user.

Successful exploitation of this vulnerability will allow an attacker to cause a denial of service.


Affected software

Linux kernel
Amazon Linux AMI
Ubuntu
Fedora
kernel

How to mitigate CVE-2016-6828

Install update from vendor's website.

Linux kernel - update to 4.1.37
kernel - addressed in versions 4.6.7-200.fc23, 4.6.7-300.fc24, 4.7.2-100.fc23, 4.7.2-101.fc23, 4.7.2-200.fc24, 4.7.2-201.fc24

Links to Public Exploits and PoC-codes

External References

Related Security Bulletins