Vulnerability Description
Integer signedness error in the vt console driver (formerly Newcons) in FreeBSD 9.3 before p10 and 10.1 before p6 allows local users to cause a denial of service (crash) and possibly gain privileges via a negative value in a VT_WAITACTIVE ioctl call, which triggers an array index error and out-of-bounds kernel memory access.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Freebsd | Freebsd | 10.1 |
Related Weaknesses (CWE)
References
- http://seclists.org/fulldisclosure/2015/Jan/107Exploit
- http://www.coresecurity.com/advisories/freebsd-kernel-multiple-vulnerabilitiesExploit
- http://www.securityfocus.com/archive/1/534563/100/0/threaded
- https://www.freebsd.org/security/advisories/FreeBSD-EN-15:01.vt.asc
- http://seclists.org/fulldisclosure/2015/Jan/107Exploit
- http://www.coresecurity.com/advisories/freebsd-kernel-multiple-vulnerabilitiesExploit
- http://www.securityfocus.com/archive/1/534563/100/0/threaded
- https://www.freebsd.org/security/advisories/FreeBSD-EN-15:01.vt.asc
FAQ
What is CVE-2014-0998?
CVE-2014-0998 is a vulnerability with a CVSS score of 7.2 (HIGH). Integer signedness error in the vt console driver (formerly Newcons) in FreeBSD 9.3 before p10 and 10.1 before p6 allows local users to cause a denial of service (crash) and possibly gain privileges v...
How severe is CVE-2014-0998?
CVE-2014-0998 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-0998?
Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.