Astra Linux – Vulnerability in libidn2

GNU libidn2 before version 2.2.0 fails to perform the round-trip checks specified in RFC3490, Section 4.2, when converting A-labels to U-labels. This allows, under certain circumstances, one domain to impersonate another. By creating a malicious domain that matches a target domain except for the...

CVE-2019-12290: Improper Input Validation

GNU libidn2 before 2.2.0 fails to perform the roundtrip checks specified in RFC3490 Section 4.2 when converting A-labels to U-labels. This makes it possible in some circumstances for one domain to impersonate another. By creating a malicious domain that matches a target domain except for the...