It was discovered that the JNDI component in OpenJDK did not handle DNS resolution errors correctly. An attacker able to trigger such DNS errors could cause a Java application using JNDI to consume memory and CPU time, and possibly block further DNS resolution.
Find out more about CVE-2015-4749 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 4.3 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:N/I:N/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Oracle Java for Red Hat Enterprise Linux 6 (java-1.8.0-oracle) | RHSA-2015:1241 | 2015-07-17 |
| Red Hat Enterprise Linux Supplementary (v. 7) (java-1.7.1-ibm) | RHSA-2015:1485 | 2015-07-22 |
| Oracle Java for Red Hat Enterprise Linux 6 (java-1.6.0-sun) | RHSA-2015:1243 | 2015-07-17 |
| Oracle Java for Red Hat Enterprise Linux 6 (java-1.7.0-oracle) | RHSA-2015:1242 | 2015-07-17 |
| Red Hat Enterprise Linux Supplementary 5 (java-1.6.0-ibm) | RHSA-2015:1486 | 2015-07-22 |
| Oracle Java for Red Hat Enterprise Linux 7 (java-1.7.0-oracle) | RHSA-2015:1242 | 2015-07-17 |
| Oracle Java for Red Hat Enterprise Linux 7 (java-1.6.0-sun) | RHSA-2015:1243 | 2015-07-17 |
| Red Hat Enterprise Linux Supplementary 5 (java-1.7.0-ibm) | RHSA-2015:1488 | 2015-07-23 |
| Red Hat Enterprise Linux Supplementary 5 (java-1.5.0-ibm) | RHSA-2015:1544 | 2015-08-04 |
| Red Hat Enterprise Linux 6 (java-1.8.0-openjdk) | RHSA-2015:1228 | 2015-07-15 |
| Red Hat Enterprise Linux 6 (java-1.6.0-openjdk) | RHSA-2015:1526 | 2015-07-30 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.5.0-ibm) | RHSA-2015:1544 | 2015-08-04 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.6.0-ibm) | RHSA-2015:1486 | 2015-07-22 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.7.1-ibm) | RHSA-2015:1485 | 2015-07-22 |
| Oracle Java for Red Hat Enterprise Linux 7 (java-1.8.0-oracle) | RHSA-2015:1241 | 2015-07-17 |
| Red Hat Enterprise Linux 5 (java-1.6.0-openjdk) | RHSA-2015:1526 | 2015-07-30 |
| Red Hat Enterprise Linux 6 (java-1.7.0-openjdk) | RHSA-2015:1229 | 2015-07-15 |
| Red Hat Satellite 5.6 (RHEL v.6) (java-1.6.0-ibm) | RHSA-2015:1604 | 2015-08-12 |
| Red Hat Enterprise Linux 5 (java-1.7.0-openjdk) | RHSA-2015:1230 | 2015-07-15 |
| Red Hat Enterprise Linux 7 (java-1.6.0-openjdk) | RHSA-2015:1526 | 2015-07-30 |
| Red Hat Satellite 5.7 (RHEL v.6) (java-1.6.0-ibm) | RHSA-2015:1604 | 2015-08-12 |
| Red Hat Satellite 5.6 (RHEL v.5) (java-1.6.0-ibm) | RHSA-2015:1604 | 2015-08-12 |
| Oracle Java for Red Hat Enterprise Linux 5 (java-1.7.0-oracle) | RHSA-2015:1242 | 2015-07-17 |
| Oracle Java for Red Hat Enterprise Linux 5 (java-1.6.0-sun) | RHSA-2015:1243 | 2015-07-17 |
| Red Hat Enterprise Linux 7 (java-1.8.0-openjdk) | RHSA-2015:1228 | 2015-07-15 |
| Red Hat Enterprise Linux 7 (java-1.7.0-openjdk) | RHSA-2015:1229 | 2015-07-15 |
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