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JDK 17.0.1 Release Notes

Java Development Kit 17 Release Notes

Java™ SE Development Kit 17.0.1 (JDK 17.0.1)

October 19, 2021

The full version string for this update release is 17.0.1+12 (where "+" means "build"). The version number is 17.0.1.

IANA TZ Data 2021a

For more information, refer to Timezone Data Versions in the JRE Software.

Security Baselines

The security baselines for the Java Runtime Environment (JRE) at the time of the release of JDK 17.0.1 are specified in the following table:

JRE Family Version JRE Security Baseline (Full Version String)
17 17.0.1+12
11 11.0.13+10
8 8u311-b11
7 7u321-b08

 

Keeping the JDK up to Date

Oracle recommends that the JDK is updated with each Critical Patch Update. In order to determine if a release is the latest, the Security Baseline page can be used to determine which is the latest version for each release family.

Critical patch updates, which contain security vulnerability fixes, are announced one year in advance on Critical Patch Updates, Security Alerts and Bulletins. It is not recommended that this JDK (version 17.0.1) be used after the next critical patch update scheduled for January 18, 2022.

Removed Features and Options

security-libs/java.security
 Removed IdenTrust Root Certificate

The following root certificate from IdenTrust has been removed from the cacerts keystore:

+ alias name "identrustdstx3 [jdk]"
  Distinguished Name: CN=DST Root CA X3, O=Digital Signature Trust Co.

Other Notes

core-libs/java.lang
 Release Doesn't Correctly Recognize Windows 11

This release doesn't correctly identify Windows 11. The property os.name is set to Windows 10 on Windows 11. In HotSpot error logs, the OS is identified as Windows 10; however, the HotSpot error log does show the Build number. Windows 11 has Build 22000.194 or above.

core-libs/javax.naming
 System Property to Control Reconstruction of Reference Address Objects by JDK's Built-in JNDI LDAP Implementation

The scope of the com.sun.jndi.ldap.object.trustSerialData system property has been extended to control the deserialization of java objects from the javaReferenceAddress LDAP attribute. This system property now controls the deserialization of java objects from the javaSerializedData and javaReferenceAddress LDAP attributes.

To prevent deserialization of java objects from these attributes, the system property can be set to false. By default, the deserialization of java objects from javaSerializedData and javaReferenceAddress attributes is allowed.

JDK-8267712 (not public)

hotspot/runtime
 Release Doesn't Correctly Recognize Windows Server 2022

This release doesn't correctly identify Windows Server 2022. The property os.name is set to Windows Server 2019 on Windows Server 2022. In HotSpot error logs the OS is identified as Windows Server 2019; however, the HotSpot error log does show the Build number. Windows Server 2022 has Build 20348, or above.

Bug Fixes

This release also contains fixes for security vulnerabilities described in the Oracle Critical Patch Update. For a more complete list of the bug fixes included in this release, see the JDK 17.0.1 Bug Fixes page.