A flaw was found in the way the Linux kernel's Stream Control Transmission Protocol (SCTP) implementation handled malformed Address Configuration Change Chunks (ASCONF). A remote attacker could use either of these flaws to crash the system.
Find out more about CVE-2014-3673 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue does affect Red Hat Enterprise Linux 5. This has been rated as having Important security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
This issue does affect Red Hat Enterprise Linux 6, 7 and Red Hat Enterprise MRG. Future Linux kernel updates for the respective releases will address this issue.
| Base Score | 7.1 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:N/I:N/A:C |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Complete |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux Advanced Update Support 6.2 (kernel) | RHSA-2015:0115 | 2015-02-03 |
| Red Hat Enterprise Linux Extended Update Support 6.4 (kernel) | RHSA-2015:0043 | 2015-01-13 |
| Red Hat Enterprise Linux 6 (kernel) | RHSA-2014:1997 | 2014-12-16 |
| Red Hat Enterprise Linux 7 (kernel) | RHSA-2014:1971 | 2014-12-09 |
| Red Hat Enterprise Linux Extended Update Support 6.5 (kernel) | RHSA-2015:0062 | 2015-01-20 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise MRG 2 | realtime-kernel | Affected |
| Red Hat Enterprise Linux 5 | kernel | Will not fix |
Vulmon