In Zeek Network Security Monitor (formerly known as Bro) before 2.6.2, a NULL pointer dereference in the Kerberos (aka KRB) protocol parser leads to DoS because a case-type index is mishandled.
The product dereferences a pointer that it expects to be valid but is NULL.
Link | Tags |
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https://github.com/zeek/zeek/releases/tag/v2.6.2 | third party advisory release notes |