Fedora

Mandriva: 2013:017: arpwatch

LinuxSecurity.com: A vulnerability has been discovered and corrected in arpwatch:
arpwatch 2.1a15, as used by Red Hat, Debian, Fedora, and possibly
others, does not properly drop supplementary groups, which might allow
attackers to gain root privileges by leveraging other vulnerabilities
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Fedora still has issues with secure boot

LinuxSecurity.com: Three days before its scheduled release, Fedora 18 still has some issues when confronted with a computer that is running Windows 8 with secure boot enabled, if one goes by the latest testing image available online.

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