medium
5.3
Advisory Published
CVE Published
Updated

CVE-2019-2769

First published: Mon Jul 15 2019(Updated: )

It was discovered that the implementation of the Collections class in the Utilities component of OpenJDK did not limit the amount of memory allocated when creating object instance from a serialized form. A specially-crafted input could cause a Java application to use an excessive amount of memory when deserialized.

Credit: secalert_us@oracle.com secalert_us@oracle.com

Affected SoftwareAffected VersionHow to fix
Oracle JDK=1.7.0-update221
Oracle JDK=1.8.0-update211
Oracle JDK=1.8.0-update212
Oracle JDK=11.0.3
Oracle JDK=12.0.1
Oracle JRE=1.7.0-update221
Oracle JRE=1.8.0-update211
Oracle JRE=1.8.0-update212
Oracle JRE=11.0.3
Oracle JRE=12.0.1
Debian Debian Linux=8.0
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=19.04
Redhat Satellite=5.8
Redhat Enterprise Linux=8.0
Redhat Enterprise Linux Desktop=6.0
Redhat Enterprise Linux Desktop=7.0
Redhat Enterprise Linux Eus=8.6
Redhat Enterprise Linux Server=6.0
Redhat Enterprise Linux Server=7.0
Redhat Enterprise Linux Workstation=6.0
Redhat Enterprise Linux Workstation=7.0
Hp Xp7 Command View<8.7.0-00
McAfee ePolicy Orchestrator=5.9.0
McAfee ePolicy Orchestrator=5.9.1
McAfee ePolicy Orchestrator=5.10.0
McAfee ePolicy Orchestrator=5.10.0-update_1
McAfee ePolicy Orchestrator=5.10.0-update_2
McAfee ePolicy Orchestrator=5.10.0-update_3
McAfee ePolicy Orchestrator=5.10.0-update_4
openSUSE Leap=15.0
openSUSE Leap=15.1
ubuntu/openjdk-12<12.0.2+9-1
12.0.2+9-1
ubuntu/openjdk-8<8
8
ubuntu/openjdk-8<8
8
ubuntu/openjdk-8<8
8
ubuntu/openjdk-8<8
8
ubuntu/openjdk-lts<11.0.4+11-1ubuntu2~18.04.3
11.0.4+11-1ubuntu2~18.04.3
ubuntu/openjdk-lts<11.0.4+11-1ubuntu2~19.04
11.0.4+11-1ubuntu2~19.04
ubuntu/openjdk-lts<11.0.4+11-1
11.0.4+11-1
debian/openjdk-11
11.0.16+8-1~deb10u1
11.0.23+9-1~deb10u1
11.0.22+7-1~deb11u1
11.0.23+9-1~deb11u1
11.0.23+9-1
debian/openjdk-8
8u412-ga-1

Remedy

http://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html

Remedy

http://hg.openjdk.java.net/jdk-updates/jdk11u/rev/7c3a12bd9c72

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2019-2769?

    The severity of CVE-2019-2769 is medium with a severity value of 5.3.

  • What versions of Java SE are affected by CVE-2019-2769?

    Java SE versions 7u221, 8u212, 11.0.3, and 12.0.1 are affected by CVE-2019-2769.

  • Is CVE-2019-2769 exploitable without authentication?

    Yes, CVE-2019-2769 is easily exploitable by an unauthenticated attacker with network access.

  • How can I fix CVE-2019-2769?

    To fix CVE-2019-2769, update to Java SE version 12.0.2+9-1 or later.

  • Where can I find more information about CVE-2019-2769?

    You can find more information about CVE-2019-2769 in the following references: [Oracle Security Advisory](http://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html), [Ubuntu Security Notice 4080-1](https://usn.ubuntu.com/4080-1/), [Ubuntu Security Notice 4083-1](https://usn.ubuntu.com/4083-1/).

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