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libtomcrypt -- weak signature scheme with ECC keys


The Secure Science Corporation reports that libtomcrypt is vulnerable to a weak signature scheme. This allows an attacker to create a valid random signature and use that to sign arbitrary messages without requiring the private key.



portaudit: libtomcrypt -- weak signature scheme with ECC keys

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If you have found a vulnerability in a FreeBSD port not listed in the database, please contact the FreeBSD Security Officer. Refer to "FreeBSD Security Information" for more information.

Oliver Eikemeier <>