A NULL pointer dereference flaw was found in the way LibVNCServer handled certain ClientCutText message. A remote attacker could use this flaw to crash the VNC server by sending a specially crafted ClientCutText message from a VNC client.
Find out more about CVE-2014-6053 from the MITRE CVE dictionary dictionary and NIST NVD.
Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Moderate 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/.
| Base Score | 6 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:S/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | Single |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (libvncserver) | RHSA-2014:1826 | 2014-11-11 |
| Red Hat Enterprise Linux 7 (kdenetwork) | RHSA-2014:1827 | 2014-11-11 |
| Red Hat Enterprise Linux 7 (libvncserver) | RHSA-2014:1826 | 2014-11-11 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 6 | kdenetwork | Not affected |
| Red Hat Enterprise Linux 5 | kdenetwork | Will not fix |
Vulmon