A use-after-free flaw was found in the way the Linux kernel's Advanced Linux Sound Architecture (ALSA) implementation handled user controls. A local, privileged user could use this flaw to crash the system.
Find out more about CVE-2014-4655 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue affects the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2. Future kernel updates for Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2 may address this issue.
| Base Score | 3.8 |
|---|---|
| Base Metrics | AV:L/AC:H/Au:S/C:N/I:N/A:C |
| Access Vector | Local |
| Access Complexity | High |
| Authentication | Single |
| 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 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 7 (kernel) | RHSA-2014:1971 | 2014-12-09 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 5 | kernel | Will not fix |
Vulmon