CVE-2026-4748

A regression in the way hashes were calculated caused rules containing the address range syntax x.x.x.x - y.y.y.y that only differ in the address ranges involved to be silently dropped as duplicates. Only the first of such rules is actually loaded into pf. Ranges expressed using the...

CVE-2026-4748

A regression in the way hashes were calculated caused rules containing the address range syntax x.x.x.x - y.y.y.y that only differ in the address ranges involved to be silently dropped as duplicates. Only the first of such rules is actually loaded into pf. Ranges expressed using the...

CVE-2026-4748

CVE-2026-4748 relates to FreeBSD pf: a regression in hash calculation causes rules using address range syntax (x.x.x.x - y.y.y.y) that differ only in the range to be dropped as duplicates, loading only the first such rule. Ranges in address[/mask-bits] syntax were not affected. Affected rules may...

PT-2026-29476

A regression in the way hashes were calculated caused rules containing the address range syntax x.x.x.x - y.y.y.y that only differ in the address ranges involved to be silently dropped as duplicates. Only the first of such rules is actually loaded into pf. Ranges expressed using the...