A race condition flaw was found in the way the Linux kernel's SCTP implementation handled Address Configuration lists when performing Address Configuration Change (ASCONF). A local attacker could use this flaw to crash the system via a race condition triggered by setting certain ASCONF options on a socket.
Find out more about CVE-2015-3212 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue does not affect the Linux kernels as shipped with Red Hat Enterprise Linux 5.
This issue affects the Linux kernels as shipped with Red Hat Enterprise Linux 6, 7 and Red Hat Enterprise MRG 2.
| Base Score | 5.6 |
|---|---|
| Base Metrics | AV:L/AC:L/Au:N/C:N/I:P/A:C |
| Access Vector | Local |
| Access Complexity | Low |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | Partial |
| 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-2015:1778 | 2015-09-15 |
| Red Hat MRG Grid for RHEL 6 Server v.2 (kernel-rt) | RHSA-2015:1787 | 2015-09-15 |
| Red Hat Enterprise Linux for Real Time for NFV (v. 7) (kernel-rt) | RHSA-2015:1788 | 2015-09-15 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 6 | kernel | Not affected |
| Red Hat Enterprise Linux 5 | kernel | Not affected |
| Red Hat Enterprise Linux 4 | kernel | Not affected |
Vulmon