{"id":"AZL-6896","summary":"CVE-2021-41990 affecting package strongswan for versions less than 5.9.5-1","details":"The gmp plugin in strongSwan before 5.9.4 has a remote integer overflow via a crafted certificate with an RSASSA-PSS signature. For example, this can be triggered by an unrelated self-signed CA certificate sent by an initiator. Remote code execution cannot occur.","modified":"2026-04-21T04:38:32.036482Z","published":"2021-10-18T14:15:10Z","upstream":["CVE-2021-41990"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41990"}],"affected":[{"package":{"name":"strongswan","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/strongswan"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.9.5-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-6896.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}