RHSA-2020:1517: Important: java-11-openjdk security update
The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit.Security Fix(es): OpenJDK: Incorrect bounds checks in NIO Buffers (Libraries, 8234841) (CVE-2020-2803) OpenJDK: Incorrect type checks in MethodType.readObject() (Libraries, 8235274) (CVE-2020-2805) OpenJDK: Application data accepted before TLS handshake completion (JSSE, 8235691) (CVE-2020-2816) OpenJDK: Incorrect handling of Certificate messages during TLS handshake (JSSE, 8232581) (CVE-2020-2767) OpenJDK: Unexpected exceptions raised by DOMKeyInfoFactory and DOMXMLSignatureFactory (Security, 8231415) (CVE-2020-2773) OpenJDK: Incomplete enforcement of algorithm restrictions for TLS (JSSE, 8232424) (CVE-2020-2778) OpenJDK: Re-use of single TLS session for new connections (JSSE, 8234408) (CVE-2020-2781) OpenJDK: CRLF injection into HTTP headers in HttpServer (Lightweight HTTP Server, 8234825) (CVE-2020-2800) OpenJDK: Regular expression DoS in Scanner (Concurrency, 8236201) (CVE-2020-2830) OpenJDK: Misplaced regular expression syntax error check in RegExpScanner (Scripting, 8223898) (CVE-2020-2754) OpenJDK: Incorrect handling of empty string nodes in regular expression Parser (Scripting, 8223904) (CVE-2020-2755) OpenJDK: Incorrect handling of references to uninitialized class descriptors during deserialization (Serialization, 8224541) (CVE-2020-2756) OpenJDK: Uncaught InstantiationError exception in ObjectStreamClass (Serialization, 8224549) (CVE-2020-2757) 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-2020:1517?
The severity of RHSA-2020:1517 is classified as important due to the potential risks of the vulnerabilities described.
How do I fix RHSA-2020:1517?
To fix RHSA-2020:1517, you should upgrade to the latest version of the packages mentioned, specifically 11-openjdk-11.0.7.10-1.el8_0 or later.
What vulnerabilities are addressed in RHSA-2020:1517?
RHSA-2020:1517 addresses vulnerabilities related to incorrect bounds checks in NIO Buffers and other type checks in OpenJDK.
Which versions of Java are affected by RHSA-2020:1517?
Versions of OpenJDK prior to 11-openjdk-11.0.7.10-1.el8_0 are affected by RHSA-2020:1517.
What should I do if I cannot upgrade due to dependencies or compatibility issues after RHSA-2020:1517?
If you cannot upgrade due to dependencies or compatibility issues, consider evaluating alternative configurations or seek assistance from your vendor for a mitigation strategy.