The Libreswan Project Libreswan

5 CVEs affecting The Libreswan Project Libreswan. Latest disclosed: 2026-07-02. Critical: 0, High: 4.

Top CVEs affecting The Libreswan Project Libreswan
CVESeverityScorePublishedSummary
CVE-2026-50722High8.12026-07-02Libreswan, via the function RSA_authenticate_hash_signature_pkcs1_1_5_rsa(), did not correctly verify the DER encoding of the ASN.1 digest when the IKEv2 AUTH…
CVE-2026-50721High8.12026-07-02Libreswan, via the function RSA_authenticate_hash_signature_raw_rsa(), did not correctly verify the length of the authentication hash when the SIG payload of a…
CVE-2026-12413High7.52026-07-02An invalidly formatted IKEv2 fragment causes the Libreswan pluto daemon to crash and restart. Continued exploitation would cause a denial of service. The funct…
CVE-2020-1763High7.52020-05-12An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could use this fla…
CVE-2019-10155Low3.12019-06-12The Libreswan Project has found a vulnerability in the processing of IKEv1 informational exchange packets which are encrypted and integrity protected using the…