| Package | Affected versions | Patched versions |
|---|---|---|
| libreswan | ≥ 3.28, ≤ 4.10 |
pluto in Libreswan before 4.11 allows a denial of service (responder SPI mishandling and daemon crash) via unauthenticated IKEv1 Aggressive Mode packets. The earliest affected version is 3.28.
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