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Security Gateway might crash when IPv6-over-IPv4 security rule is configured, but IPv6 is disabled
Symptoms
  • Security Gateway might crash when IPv6-over-IPv4 security rule is configured (with service SIT_with_Intra_Tunnel_Inspection), but IPv6 is disabled on Security Gateway.
Cause

Possible memory leak when processing IPv6-in-IPv4 packets (verified by running the 'grep skb_head_cache /proc/slabinfo' command over time).


Solution
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