CVE-2021-20314 - Fedoraproject Fedora, Redhat Enterprise Linux and Libspf2 Libspf2
Critical 9.8
Stack buffer overflow in libspf2 versions below 1.2.11 when processing certain SPF macros can lead to Denial of service and potentially code execution via malicious crafted SPF explanation messages.
Affected software
Fedoraproject Fedora
Redhat Enterprise Linux
Libspf2 Libspf2