Multiple stack-based buffer overflows in QNX Neutrino RTOS 6.3.0 allow local users to execute arbitrary code via long (1) ABLPATH or (2) ABLANG environment variables in the libAP library (libAp.so.2) or (3) a long PHOTON_PATH environment variable to the setitem function in the libph library.
https://exchange.xforce.ibmcloud.com/vulnerabilities/24558
https://exchange.xforce.ibmcloud.com/vulnerabilities/24557
http://www.vupen.com/english/advisories/2006/0474
http://www.securityfocus.com/bid/16539
http://www.idefense.com/intelligence/vulnerabilities/display.php?id=382
http://www.idefense.com/intelligence/vulnerabilities/display.php?id=381