CVE-2022-50001

medium

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.

References

https://git.kernel.org/stable/c/eaba3f9b672c3a3f820da8ee9584b9520674eafa

https://git.kernel.org/stable/c/9a1d92cbeac3335fee99fa865b8c5b0f2e71a8f7

https://git.kernel.org/stable/c/83ef55c4281f1b4c6bd4457c2e96ccd1c9e80200

https://git.kernel.org/stable/c/343fed6b0daeb528ae5c9d4d84d9ff763ac95619

https://git.kernel.org/stable/c/18bbc3213383a82b05383827f4b1b882e3f0a5a5

https://git.kernel.org/stable/c/0b21edf4cc13516716848e0a4fdf726aa2a62cd9

Details

Source: Mitre, NVD

Published: 2025-06-18

Updated: 2025-11-14

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.00024