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Change History

In the Linux kernel, the following vulnerability has been resolved:

netfilter: nf_tables: Fix dereference of null pointer flow

In the case where chain->flags & NFT_CHAIN_HW_OFFLOAD is false then
nft_flow_rule_create is not called and flow is NULL. The subsequent
error handling execution via label err_destroy_flow_rule will lead
to a null pointer dereference on flow when calling nft_flow_rule_destroy.
Since the error path to err_destroy_flow_rule has to cater for null
and non-null flows, only c

kernel.org https://git.kernel.org/stable/c/4ca041f919f13783b0b03894783deee00dbca19a [No types assigned]

kernel.org https://git.kernel.org/stable/c/70a5a1950cca02c5cd161bb3846b4d983eed97d3 [No types assigned]