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CVE-2026-72416

netfilter: nft_compat: ebtables emulation must reject non-bridge targets PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_compat: ebtables emulation must reject non-bridge targets xtables targets return netfilter verdicts: NF_ACCEPT, NF_DROP, and so on. ebtables targets return incompatible verdicts: EBT_ACCEPT, EBT_DROP, ... We cannot allow fallback to NFPROTO_UNSPEC. ebtables doesn't permit this since 11ff7288beb2 ("netfilter: ebtables: reject non-bridge targets") but that commit missed the nft_compat layer.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 0ca743a5599199152a31a7146b83213c786c2eb2 before efc17b9240d821c424bc5191a5c6e9384a06293e; affected 0ca743a5599199152a31a7146b83213c786c2eb2 before b3f7a84540a0d014ec42343ff5909657c1bd1994; affected 0ca743a5599199152a31a7146b83213c786c2eb2 before 33e1875d6b5b552a2e5652b40074c604199354ee; affected 0ca743a5599199152a31a7146b83213c786c2eb2 before c129b0185e707dce405968e21afccd5728b2ce63; affected 0ca743a5599199152a31a7146b83213c786c2eb2 before 9dbba7e694ec045f21ede2f892fb42b81b4e1692
Linux / Linuxaffected 3.13; unaffected 0 before 3.13; unaffected 6.6.145 through 6.6.*; unaffected 6.12.97 through 6.12.*; unaffected 6.18.40 through 6.18.*; unaffected 7.1.5 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.