Aug. 25, 2023, 9:15 p.m. |

National Vulnerability Database web.nvd.nist.gov

An issue was discovered in Libreswan 3.x and 4.x before 4.12. When an IKEv1 ISAKMP SA Informational Exchange packet contains a Delete/Notify payload followed by further Notifies that act on the ISAKMP SA, such as a duplicated Delete/Notify message, a NULL pointer dereference on the deleted state causes the pluto daemon to crash and restart.

act crash cve daemon delete exchange informational issue libreswan message packet payload state

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