A use-after-free flaw was found in OpenSSH. An attacker able to fully compromise a non-privileged pre-authentication process using a different flaw could possibly cause sshd to crash or execute arbitrary code with root privileges.
Find out more about CVE-2015-6564 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 4 |
|---|---|
| Base Metrics | AV:N/AC:H/Au:N/C:P/I:P/A:N |
| Access Vector | Network |
| Access Complexity | High |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (openssh) | RHSA-2016:0741 | 2016-05-10 |
| Red Hat Enterprise Linux 7 (openssh) | RHSA-2015:2088 | 2015-11-19 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 5 | openssh | Will not fix |
| Red Hat Enterprise Linux 4 | openssh | Will not fix |
Vulmon