(RHSA-2023:1904) Important: java-1.8.0-openjdk security and bug fix update

The java-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 Java Software Development Kit.

Security Fix(es):

• OpenJDK: improper connection handling during TLS handshake (8294474) (CVE-2023-21930)

• OpenJDK: Swing HTML parsing issue (8296832) (CVE-2023-21939)

• OpenJDK: incorrect enqueue of references in garbage collector (8298191) (CVE-2023-21954)

• OpenJDK: certificate validation issue in TLS session negotiation (8298310) (CVE-2023-21967)

• OpenJDK: missing string checks for NULL characters (8296622) (CVE-2023-21937)

• OpenJDK: incorrect handling of NULL characters in ProcessBuilder (8295304) (CVE-2023-21938)

• OpenJDK: missing check for slash characters in URI-to-path conversion (8298667) (CVE-2023-21968)

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.

Bug Fix(es):

• Native code within the OpenJDK code base attempted to call close() on a file descriptor repeatedly if it returned the error code, EINTR. However, the close() native call is not restartable and this caused the virtual machine to crash. The close() call is now only made once. (RHBZ#2159458)