Exim before 4.100.1, when certain non-default TLS settings are used with GnuTLS, has a use-after-free.

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "defaultStatus": "unaffected",
                    "product": "Exim",
                    "vendor": "Exim",
                    "versions": [
                        {
                            "lessThan": "4.100.1",
                            "status": "affected",
                            "version": "4.98",
                            "versionType": "custom"
                        }
                    ]
                }