netfilter: nft_tproxy: restrict to prerouting hook
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_tproxy: restrict to prerouting hook TPROXY is only allowed from prerouting, but nft_tproxy doesn't check this. This fixes a crash (null dereference) when using tproxy from e.g. output.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/0b21edf4cc13516716848e0a4fdf726aa2a62cd9
- https://git.kernel.org/stable/c/83ef55c4281f1b4c6bd4457c2e96ccd1c9e80200
- https://git.kernel.org/stable/c/eaba3f9b672c3a3f820da8ee9584b9520674eafa
- https://git.kernel.org/stable/c/9a1d92cbeac3335fee99fa865b8c5b0f2e71a8f7
- https://git.kernel.org/stable/c/343fed6b0daeb528ae5c9d4d84d9ff763ac95619
- https://git.kernel.org/stable/c/18bbc3213383a82b05383827f4b1b882e3f0a5a5
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CVSS Vectors
Weaknesses (CWE)
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MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.