SB2015020214 - Input validation error in FreeBSD
Published: February 2, 2015 Updated: August 9, 2020
Security Bulletin ID
SB2015020214
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2014-0998)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
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.
Remediation
Install update from vendor's website.