Hello Team,

We had a query regarding below High and Critical vulnerability on Hadoop, could 
you please help here.

Query for below mentioned HIGH Vulnerability.

We are having java based HDFS client which uses Hadoop-Common-3.3.3, 
Hadoop-hdfs-3.3.3 and Hadoop-hdfs-client-3.3.3 as it's dependency.
Hadoop-Common and Hadoop-hdfs uses protobuf-java-2.5.0 as dependency.
Hadoop-hdfs-client uses okhttp-2.7.5 as dependency

We got the following high vulnerablilities in protobuf-java using "Anchore 
Grype" and in okhttp using "JFrog Xray".

1. Description : A parsing issue with binary data in protobuf-java core and 
lite versions prior to 3.21.7, 3.20.3, 3.19.6 and 3.16.3 can lead to a denial 
of service attack.
                 Inputs containing multiple instances of non-repeated embedded 
messages with repeated or unknown fields causes objects to be converted 
back-n-forth between mutable and immutable forms,
                 resulting in potentially long garbage collection pauses. We 
recommend updating to the versions mentioned above.


2. Description : OkHttp contains a flaw that is triggered during the handling 
of non-ASCII ETag headers. This may allow a remote attacker to crash a process 
linked against the library.

3. Description : OkHttp contains a flaw that is triggered during the reading of 
non-ASCII characters in HTTP/2 headers or in cached HTTP headers. This may 
allow a remote attacker to crash a process linked against the library.

What is the impact of these vulnerablilities on HDFS client?
If HDFS Client is impacted then what is the mitigation plan for that?

Query for below mentioned CRITICAL Vulnerability.

We are having java based HDFS client which uses Hadoop-Common-3.3.3 as it's 
dependency. in our application.
Hadoop-Common-3.3.3 uses netty-codec-4.1.42.Final as deep dependency.

We got the following critical vulnerablility in netty-codec using JFrog Xray.

Description : Netty contains an overflow condition in the 
Lz4FrameEncoder::finishEncode() function in 
codec/src/main/java/io/netty/handler/codec/compression/Lz4FrameEncoder.java
that is triggered when compressing data and writing the last header.
This may allow an attacker to cause a buffer overflow, resulting in a denial of 
service or potentially allowing the execution of arbitrary code.

What is the impact of this vulnerablility on HDFS client?
If HDFS Client is impacted then what is the mitigation plan for that?



Regards,
Deepti Sharma
PMP(r) & ITIL

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