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CVE-2016-4558

Public on 2016-05-18
Modified on 2016-05-18
Description

A flaw was found in the Linux kernel's implementation of BPF in which systems can application can overflow a 32 bit refcount in both program and map refcount. This refcount can wrap and end up a user after free.

Severity
Important
See what this means
CVSS v3 Base Score
7.2
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2016-05-18 14:00 ALAS-2016-703

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C
NVD CVSSv2 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C
NVD CVSSv3 7.0 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H