What is the severity of RHSA-2022:0304?

The severity of RHSA-2022:0304 is high due to the potential for remote code execution through incomplete deserialization filtering.

How do I fix RHSA-2022:0304?

To fix RHSA-2022:0304, upgrade to the fixed version of the OpenJDK package, specifically 1.8.0-openjdk-1.8.0.322.b06-1.el8_1.

What is CVE-2022-21248 related to RHSA-2022:0304?

CVE-2022-21248 describes an incomplete deserialization class filtering vulnerability in OpenJDK that could allow attackers to execute malicious code.

Are there any affected systems by RHSA-2022:0304?

Various systems using OpenJDK 8, particularly those running the specified vulnerable version, are affected by RHSA-2022:0304.

Is RHSA-2022:0304 related to Java security flaws?

Yes, RHSA-2022:0304 addresses a security flaw in the Java runtime environment that could be exploited if not patched.

Vulnerability/
RHSA-2022:0304

CWE

190

27/1/2022

20/6/2024

RHSA-2022:0304: Moderate: java-1.8.0-openjdk security update

First published: Thu Jan 27 2022(Updated: )

The java-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 Java Software Development Kit.<br>Security Fix(es):<br><li> OpenJDK: Incomplete deserialization class filtering in ObjectInputStream (Serialization, 8264934) (CVE-2022-21248)</li> <li> OpenJDK: Insufficient URI checks in the XSLT TransformerImpl (JAXP, 8270492) (CVE-2022-21282)</li> <li> OpenJDK: Unexpected exception thrown in regex Pattern (Libraries, 8268813) (CVE-2022-21283)</li> <li> OpenJDK: Incomplete checks of StringBuffer and StringBuilder during deserialization (Libraries, 8270392) (CVE-2022-21293)</li> <li> OpenJDK: Incorrect IdentityHashMap size checks during deserialization (Libraries, 8270416) (CVE-2022-21294)</li> <li> OpenJDK: Incorrect access checks in XMLEntityManager (JAXP, 8270498) (CVE-2022-21296)</li> <li> OpenJDK: Infinite loop related to incorrect handling of newlines in XMLEntityScanner (JAXP, 8270646) (CVE-2022-21299)</li> <li> OpenJDK: Array indexing issues in LIRGenerator (Hotspot, 8272014) (CVE-2022-21305)</li> <li> OpenJDK: Excessive resource use when reading JAR manifest attributes (Libraries, 8272026) (CVE-2022-21340)</li> <li> OpenJDK: Insufficient checks when deserializing exceptions in ObjectInputStream (Serialization, 8272236) (CVE-2022-21341)</li> <li> OpenJDK: Excessive memory allocation in BMPImageReader (ImageIO, 8273756) (CVE-2022-21360)</li> <li> OpenJDK: Integer overflow in BMPImageReader (ImageIO, 8273838) (CVE-2022-21365)</li> 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.

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Reference Links

https://access.redhat.com/errata/RHSA-2022:0304 (Advisory)

Frequently Asked Questions

What is the severity of RHSA-2022:0304?
The severity of RHSA-2022:0304 is high due to the potential for remote code execution through incomplete deserialization filtering.
How do I fix RHSA-2022:0304?
To fix RHSA-2022:0304, upgrade to the fixed version of the OpenJDK package, specifically 1.8.0-openjdk-1.8.0.322.b06-1.el8_1.
What is CVE-2022-21248 related to RHSA-2022:0304?
CVE-2022-21248 describes an incomplete deserialization class filtering vulnerability in OpenJDK that could allow attackers to execute malicious code.
Are there any affected systems by RHSA-2022:0304?
Various systems using OpenJDK 8, particularly those running the specified vulnerable version, are affected by RHSA-2022:0304.
Is RHSA-2022:0304 related to Java security flaws?
Yes, RHSA-2022:0304 addresses a security flaw in the Java runtime environment that could be exploited if not patched.

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