CVE-2026-98321
netfilter: nf_nat: unregister and release hooks on error
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_nat: unregister and release hooks on error If nf_hook_entries_insert_raw() fails, the NAT hooks get never released, resulting in a memleak. Postpone setting nat_proto_net->nat_hook_ops when the hooks are registered to simplify the error path to decide whether the nat hooks need unwinding.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Oct 6, 2026 |
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Affected Versions
Linux / Linux
1cd472bf036ca038e783ef5f058f54e45b7e8180 < 79084567cd082fb4482e1ea457580e7d6504dd99 1cd472bf036ca038e783ef5f058f54e45b7e8180 < df80342f4bfc023ad7d6703df5e27f583ff0cb8d 1cd472bf036ca038e783ef5f058f54e45b7e8180 < cbdd39ce42530a193c56beb206a3356cb6d01016
Linux / Linux
4.18