CVE-2026-98792: falha em Linux
netfilter: flowtable: generalize pending status bit
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3Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackepss 0.2%
probabilidade de exploração
0.2%top 94% das CVEs
exploração observada
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In the Linux kernel, the following vulnerability has been resolved:
netfilter: flowtable: generalize pending status bit
Rename NF_FLOW_HW_PENDING to NF_FLOW_PENDING and use it to inhibit the
flowtable GC worker until pending hw offload work has been completed.
Apparently, nf_flow_offload_stats() can schedule work to retrieve stats
while the flow is being removed by GC.
And this bit can also be used in a follow up patch to disable GC until
the flow has been fully added in both directions.
Revert the reordering done in commit d644b23afe1e ("netfilter:
flowtable: publish HW_DEAD after worker is done") to prevent a race
between GC and hw offload handler.
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Referências
https://git.kernel.org/stable/c/4033e1a9262c57dfbfc594a591a50fcba63c531ahttps://git.kernel.org/stable/c/4d52b72f3aa68ad0536444e36530bda75070194chttps://git.kernel.org/stable/c/7c549fb7eecd01fdba7c0d12c01da876ef8a3214https://git.kernel.org/stable/c/a2cac45848d1cf31ed190db30f90ba8211e9a8cahttps://git.kernel.org/stable/c/f7e292f3c8c853f27a1af7eaf3428a0e76fe5fcc