[SRU Focal,Jammy 0/1] CVE-2023-6040

[Thadeu Lima de Souza Cascardo]

[Impact]
Users allowed to use unprivileged user/network namespaces may cause an
out-of-bounds access when creating nftables tables on a unknown family.

[Test case]
PoC was tested.

[Potential regression]
nftables users may regress.

Phil Sutter (1):
  netfilter: nf_tables: Reject tables of unsupported family

 net/netfilter/nf_tables_api.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

-- 
2.34.1