CVE-2022-21291: Medium severity IBM Security Guardium vulnerability
A flaw was found in the way the Hotspot component of OpenJDK processed classes with fields that needed to be written to in Rewriter::scanmethod(). A specially-crafted Java class file could use this flaw to crash Java virtual machine.
Other sources
An unspecified vulnerability in Java SE related to the VM component could allow an unauthenticated attacker to cause no confidentiality impact, low integrity impact, and no availability impact.
— IBM
Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Hotspot). Supported versions that are affected are Oracle Java SE: 7u321, 8u311, 11.0.13, 17.0.1; Oracle GraalVM Enterprise Edition: 20.3.4 and 21.3.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.1 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Frequently Asked Questions
What is CVE-2022-21291?
CVE-2022-21291 is an unspecified vulnerability in Java SE related to the VM component that could allow an unauthenticated attacker to exploit it.
What versions of Oracle Java SE are affected by CVE-2022-21291?
Oracle Java SE versions 7u321, 8u311, 11.0.13, and 17.0.1 are affected by CVE-2022-21291.
What versions of Oracle GraalVM Enterprise Edition are affected by CVE-2022-21291?
Oracle GraalVM Enterprise Edition versions 20.3.4 and 21.3.0 are affected by CVE-2022-21291.
How severe is CVE-2022-21291?
CVE-2022-21291 has a severity rating of 5.3 (medium).
Where can I find more information about CVE-2022-21291?
You can find more information about CVE-2022-21291 at the following references: [Oracle Security Alerts](https://www.oracle.com/security-alerts/cpujan2022.html#AppendixJAVA) and [Red Hat Security Advisory](https://access.redhat.com/errata/RHSA-2022:0161) and [Red Hat Security Advisory](https://access.redhat.com/errata/RHSA-2022:0233).