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CentOS: Security Advisory for java (CESA-2020:2968)

Information

Severity

Severity

Medium

Family

Family

CentOS Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.8

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:N

Solution Type

Solution Type

Vendor Patch

Created

Created

1 year ago

Modified

Modified

1 year ago

Summary

The remote host is missing an update for the 'java' package(s) announced via the CESA-2020:2968 advisory.

Insight

Insight

The java-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 Java Software Development Kit. Security Fix(es): * OpenJDK: Bypass of boundary checks in nio.Buffer via concurrent access (Libraries, 8238920) (CVE-2020-14583) * OpenJDK: Incomplete bounds checks in Affine Transformations (2D, 8240119) (CVE-2020-14593) * OpenJDK: Incorrect handling of access control context in ForkJoinPool (Libraries, 8237117) (CVE-2020-14556) * OpenJDK: Unexpected exception raised by DerInputStream (Libraries, 8237731) (CVE-2020-14578) * OpenJDK: Unexpected exception raised by DerValue.equals() (Libraries, 8237736) (CVE-2020-14579) * OpenJDK: XML validation manipulation due to incomplete application of the use-grammar-pool-only feature (JAXP, 8242136) (CVE-2020-14621) * OpenJDK: HostnameChecker does not ensure X.509 certificate names are in normalized form (JSSE, 8237592) (CVE-2020-14577) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software

Affected Software

'java' package(s) on CentOS 7.

Detection Method

Detection Method

Checks if a vulnerable package version is present on the target host.

Solution

Solution

Please install the updated package(s).

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1. Download Multipass

sudo snap install multipass

2. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04 && multipass shell mageni

3. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash

1. If you don’t have it already, install Brew. Then, to install Multipass simply execute:

brew install --cask multipass

2. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04 && multipass shell mageni

2. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash

1. Download the installer for Windows

Note: You need Windows 10 Pro/Enterprise/Education v 1803 or later, or any Windows 10 with VirtualBox

2. Ensure your network is private

Make sure your local network is designated as private, otherwise Windows prevents Multipass from starting.

3. Run the installer

You need to allow the installer to gain Administrator privileges.

4. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04

5. Log into the multipass instance

multipass shell mageni

6. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash