Vulnerability in FreeBSD
CVE-2014-0998
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.2 (High). Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.009 (58.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- FreeBSD — versions 10.1
Weakness classification (CWE)
References
- www.securityfocus.com/archive/1/534563/100/0/threaded (mailing-list)
- seclists.org/fulldisclosure/2015/Jan/107 (mailing-list, Exploit)
- www.freebsd.org/security/advisories/FreeBSD-EN-15:01.vt.asc (vendor-advisory)
- www.coresecurity.com/advisories/freebsd-kernel-multiple-vulnerabilities (Exploit)