CVE-2016-4997
7.8
HIGH
CVSS 3.1
EPSS 5.7%
Description
The compat IPT_SO_SET_REPLACE and IP6T_SO_SET_REPLACE setsockopt implementations in the netfilter subsystem in the Linux kernel before 4.6.3 allow local users to gain privileges or cause a denial of service (memory corruption) by leveraging in-container root access to provide a crafted offset value that triggers an unintended decrement.
How to fix CVE-2016-4997
To remediate CVE-2016-4997, upgrade the affected package to a fixed version below.
- Debian/linux—upgrade to 4.6.2-2 or later
Is CVE-2016-4997 being exploited?
Moderate — EPSS is 5.7%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 4.6.2-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |