A NULL pointer dereference flaw was found in the way the Linux kernel's Stream Control Transmission Protocol (SCTP) implementation handled simultaneous connections between the same hosts. A remote attacker could use this flaw to crash the system.
Find out more about CVE-2014-5077 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue does not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5 as it doesn't provide support for AUTH chunks.
This issue affects the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 6 and 7. Future kernel updates for Red Hat Enterprise Linux 6 and 7 may address this issue. This issue has been fixed in Red Hat Enterprise MRG via RHSA-2014:1083.
| 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 7 (kernel) | RHSA-2014:1724 | 2014-10-28 |
| Red Hat Enterprise Linux 6 (kernel) | RHSA-2014:1392 | 2014-10-13 |
| Red Hat MRG Grid for RHEL 6 Server v.2 (kernel-rt) | RHSA-2014:1083 | 2014-08-20 |
| Red Hat Enterprise Linux Extended Update Support 6.4 (kernel) | RHSA-2014:1872 | 2014-11-18 |
| Red Hat Enterprise Linux Extended Update Support 6.5 (kernel) | RHSA-2014:1668 | 2014-10-23 |
| Red Hat Enterprise Linux Advanced Update Support 6.2 (kernel) | RHSA-2014:1763 | 2014-10-30 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 5 | kernel | Not affected |
Vulmon