A denial of service flaw was found in the way BIND handled responses containing a DNAME answer. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure via a specially crafted DNS response.
Find out more about CVE-2016-8864 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 5 |
|---|---|
| Base Metrics | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| Access Vector | Network |
| Access Complexity | Low |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
| CVSS3 Base Score | 7.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | High |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux Server TUS (v. 6.6) (bind) | RHSA-2016:2871 | 2016-12-06 |
| Red Hat Enterprise Linux Extended Update Support 7.2 (bind) | RHSA-2017:1583 | 2017-06-28 |
| Red Hat Enterprise Linux Advanced Update Support 6.4 (bind) | RHSA-2016:2871 | 2016-12-06 |
| Red Hat Enterprise Linux Server TUS (v. 6.5) (bind) | RHSA-2016:2871 | 2016-12-06 |
| Red Hat Enterprise Linux 5 (bind) | RHSA-2016:2141 | 2016-11-02 |
| Red Hat Enterprise Linux 6 (bind) | RHSA-2016:2141 | 2016-11-02 |
| Red Hat Enterprise Linux Advanced Update Support 6.6 (bind) | RHSA-2016:2871 | 2016-12-06 |
| Red Hat Enterprise Linux 5 (bind97) | RHSA-2016:2142 | 2016-11-02 |
| Red Hat Enterprise Linux Extended Update Support 6.7 (bind) | RHSA-2016:2871 | 2016-12-06 |
| Red Hat Enterprise Linux 7 (bind) | RHSA-2016:2615 | 2016-11-03 |
| Red Hat Enterprise Linux Advanced Update Support 6.2 (bind) | RHSA-2016:2871 | 2016-12-06 |
| Red Hat Enterprise Linux Advanced Update Support 6.5 (bind) | RHSA-2016:2871 | 2016-12-06 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 4 | bind | Will not fix |
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