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Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: Fix for duplicate device in netdev hooks When handling NETDEV_REGISTER notification, duplicate device registration must be avoided since the device may have been added by nft_netdev_hook_alloc() already when creating the hook.

PUBLISHED Reserved 2026-05-01 | Published 2026-05-08 | Updated 2026-05-08 | Assigner Linux

Product status

Default status
unaffected

a331b78a552551d0e404e58e6390b1c828d6af8f (git) before 6d2a95c6890577cc3eab2b20018e16850d7fb094
affected

a331b78a552551d0e404e58e6390b1c828d6af8f (git) before 2041cdb078041611510fc189410bc70b29f688fb
affected

a331b78a552551d0e404e58e6390b1c828d6af8f (git) before b7cdc5a97d02c943f4bdde4d5767ad0c13cad92b
affected

Default status
affected

6.16
affected

Any version before 6.16
unaffected

6.18.19 (semver)
unaffected

6.19.9 (semver)
unaffected

7.0 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/6d2a95c6890577cc3eab2b20018e16850d7fb094

git.kernel.org/...c/2041cdb078041611510fc189410bc70b29f688fb

git.kernel.org/...c/b7cdc5a97d02c943f4bdde4d5767ad0c13cad92b

cve.org (CVE-2026-43454)

nvd.nist.gov (CVE-2026-43454)

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