---
title: Security Bulletin NR18-03
source: https://docs.newrelic.com/docs/security/new-relic-security/security-bulletins/security-bulletin-nr18-03
---

## Summary

Patch Kernel for Meltdown CPU Vulnerability

**Release date:** Jan 12, 2018

**Vulnerability identifier:** NR18-03

**Priority:** High

## Affected software [#affected]

The following New Relic agent versions are affected:

| **Name**                    | **Affected version**   | **Notes** | **Remediated version** |
| --------------------------- | ---------------------- | --------- | ---------------------- |
| Synthetics Private Location | Version 1.5.2 or lower |           | 1.5.3                  |

## Vulnerability information [#vuln-info]

Private location images with synthetic monitoring have been updated with patches to protect against the Meltdown CPU vulnerability. Patches to address Spectre have yet to be released by Ubuntu.

Additionally, customers can run in-place upgrades by accessing their private location and running:

```
sudo apt-get update
sudo apt-get dist-upgrade
```

and subsequently rebooting their machine.

Additional Information: [Ubuntu Advisory](https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/SpectreAndMeltdown)

### Mitigating factors [#factors]

-   Private locations run inside a customer’s data center and will be monitoring internal, trusted web applications.

## Workarounds

No known workarounds exist.

## Report security vulnerabilities to New Relic [#report]

New Relic is committed to the security of our customers and their data. If you believe you have found a security vulnerability in one of our products or websites, we welcome and greatly appreciate you reporting it to New Relic's coordinated disclosure program. For more information, see [Reporting security vulnerabilities](https://docs.newrelic.com/docs/security/new-relic-security/data-privacy/reporting-security-vulnerabilities).

## For more help [#more_help]

Additional documentation resources include:.

-   [Upgrade synthetic monitoring private location](https://docs.newrelic.com/docs/synthetics/new-relic-synthetics/private-locations/private-locations-overview-monitor-internal-sites-add-new-locations)
-   [New Relic Security](https://newrelic.com/security)