Werk #940: Fixed various core SIGSEGV when using malformed livestatus queries

Komponente Core & setup
Titel Fixed various core SIGSEGV when using malformed livestatus queries
Datum 18.06.2014
Level Bedeutende Änderung
Klasse Sicherheitsfix
Kompatibilität Kompatibel - benötigt kein manuelles Eingreifen
Checkmk versions & editions
1.2.5i4 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

Some malformed livestatus queries could crash the monitoring core. This happened whenever the value field for certain keys was missing.

For example


lq "GET hosts\nColumnHeaders:\n"

lq "GET hosts\nAnd:\n"

lq "GET hosts\nKeepalive:\n

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