tree 0f2eb80dc14b21ef14e0de45e1f32d581c7186c0
parent 4effc29fb1c33a87a8d386de39c20d36a6956645
author Avneesh Sachdev <avneesh@opensourcerouting.org> 1336287030 -0700
committer David Lamparter <equinox@opensourcerouting.org> 1351185359 -0700

isisd: tighten checks on ISIS pdu length

  * isisd/isis_pdu.c: Fix problem where isisd would crash if it
    received a LAN IIH with the 'pdu length' field set to zero.
    Similar problems can occur in parsing other ISIS PDUs as well --
    check that the PDU length in an ISIS hello, LSP or SNP packet is
    at least as big as the size of the respective fixed header.