RHSA-2020:2239: Important: java-1.8.0-ibm security update
IBM Java SE version 8 includes the IBM Java Runtime Environment and the IBM Java Software Development Kit.<br>This update upgrades IBM Java SE 8 to version 8 SR6-FP10.<br>Security Fix(es):<br><li> OpenJDK: Improper handling of Kerberos proxy credentials (Kerberos, 8220302) (CVE-2019-2949)</li> <li> OpenJDK: Incorrect bounds checks in NIO Buffers (Libraries, 8234841) (CVE-2020-2803)</li> <li> OpenJDK: Incorrect type checks in MethodType.readObject() (Libraries, 8235274) (CVE-2020-2805)</li> <li> OpenJDK: Excessive memory usage in OID processing in X.509 certificate parsing (Libraries, 8234037) (CVE-2020-2654)</li> <li> OpenJDK: Re-use of single TLS session for new connections (JSSE, 8234408) (CVE-2020-2781)</li> <li> OpenJDK: CRLF injection into HTTP headers in HttpServer (Lightweight HTTP Server, 8234825) (CVE-2020-2800)</li> <li> OpenJDK: Regular expression DoS in Scanner (Concurrency, 8236201) (CVE-2020-2830)</li> <li> OpenJDK: Misplaced regular expression syntax error check in RegExpScanner (Scripting, 8223898) (CVE-2020-2754)</li> <li> OpenJDK: Incorrect handling of empty string nodes in regular expression Parser (Scripting, 8223904) (CVE-2020-2755)</li> <li> OpenJDK: Incorrect handling of references to uninitialized class descriptors during deserialization (Serialization, 8224541) (CVE-2020-2756)</li> <li> OpenJDK: Uncaught InstantiationError exception in ObjectStreamClass (Serialization, 8224549) (CVE-2020-2757)</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.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2020:2239?
The severity of RHSA-2020:2239 is classified as moderate due to improper handling of Kerberos proxy credentials.
How do I fix RHSA-2020:2239?
To fix RHSA-2020:2239, upgrade your IBM Java SE to version 8 SR6-FP10 or later.
What versions of IBM Java SE are affected by RHSA-2020:2239?
RHSA-2020:2239 affects IBM Java SE version 8 prior to version 8 SR6-FP10.
What vulnerabilities are addressed in RHSA-2020:2239?
RHSA-2020:2239 addresses vulnerabilities related to improper handling of Kerberos proxy credentials among others.
When was RHSA-2020:2239 released?
RHSA-2020:2239 was released on October 20, 2020.