Vulnerability of libpng: memory leak via png_create_info_struct

Synthesis of the vulnerability

An attacker can create a memory leak via png_create_info_struct() of libpng, in order to trigger a denial of service.

Impacted products: NetWorker, Fedora, libpng, Java OpenJDK, Java Oracle.

Severity of this bulletin: 1/4.

Creation date: 14/01/2019.

Références of this threat: 269, cpujul2019, CVE-2019-6129, DSA-2020-198, FEDORA-2019-5c794ec7ba, FEDORA-2019-a5ec38072a, VIGILANCE-VUL-28269.

Description of the vulnerability

An attacker can create a memory leak via png_create_info_struct() of libpng, in order to trigger a denial of service.
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This security weakness impacts software or systems such as NetWorker, Fedora, libpng, Java OpenJDK, Java Oracle.

Our Vigil@nce team determined that the severity of this threat bulletin is low.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this threat.

Solutions for this threat

Dell EMC NetWorker Virtual Edition: patch for Java.
A patch is indicated in information sources.

Fedora: new java-1.8.0-openjdk-aarch32 packages.
New packages are available:
Fedora 30: java-1.8.0-openjdk-aarch32 1.8.0.222.b10-1.fc30
Fedora 29: java-1.8.0-openjdk-aarch32 1.8.0.222.b10-1.fc29

Oracle Java: version 11.0.4.
The version 11.0.4 is fixed:
http://www.oracle.com/technetwork/indexes/downloads/index.html
https://www.oracle.com/technetwork/java/javase/11u-relnotes-5093844.html

Oracle Java: version 12.0.2.
The version 12.0.2 is fixed:
http://www.oracle.com/technetwork/indexes/downloads/index.html
https://www.oracle.com/technetwork/java/javase/12u-relnotes-5211424.html

Oracle Java: version 7u231.
The version 7u231 is fixed:
http://www.oracle.com/technetwork/indexes/downloads/index.html
http://www.oracle.com/technetwork/java/javase/documentation/javase7supportreleasenotes-1601161.html

Oracle Java: version 8u221.
The version 8u221 is fixed:
http://www.oracle.com/technetwork/indexes/downloads/index.html
http://www.oracle.com/technetwork/java/javase/documentation/8u-relnotes-2225394.html
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