CVE-2023-6534 (published 2023-12-13T08:12:14.616Z)
In versions of FreeBSD 14.0-RELEASE before 14-RELEASE-p2, FreeBSD 13.2-RELEASE before 13.2-RELEASE-p7 and FreeBSD 12.4-RELEASE before 12.4-RELEASE-p9, the pf(4) packet filter incorrectly validates TCP sequence numbers.  This could allow a malicious actor to execute a denial-of-service attack against hosts behind the firewall.
Affected products: Vendor: FreeBSD
Product: FreeBSD
Versions: 14.0-RELEASE, 13.2-RELEASE, 12.4-RELEASE