{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50001","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-06-18T10:57:27.387Z","datePublished":"2025-06-18T11:01:01.184Z","dateUpdated":"2026-05-11T19:10:48.410Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:10:48.410Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_tproxy: restrict to prerouting hook\n\nTPROXY is only allowed from prerouting, but nft_tproxy doesn't check this.\nThis fixes a crash (null dereference) when using tproxy from e.g. output."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/netfilter/nft_tproxy.c"],"versions":[{"version":"4ed8eb6570a49931c705512060acd50058d61616","lessThan":"0b21edf4cc13516716848e0a4fdf726aa2a62cd9","status":"affected","versionType":"git"},{"version":"4ed8eb6570a49931c705512060acd50058d61616","lessThan":"83ef55c4281f1b4c6bd4457c2e96ccd1c9e80200","status":"affected","versionType":"git"},{"version":"4ed8eb6570a49931c705512060acd50058d61616","lessThan":"eaba3f9b672c3a3f820da8ee9584b9520674eafa","status":"affected","versionType":"git"},{"version":"4ed8eb6570a49931c705512060acd50058d61616","lessThan":"9a1d92cbeac3335fee99fa865b8c5b0f2e71a8f7","status":"affected","versionType":"git"},{"version":"4ed8eb6570a49931c705512060acd50058d61616","lessThan":"343fed6b0daeb528ae5c9d4d84d9ff763ac95619","status":"affected","versionType":"git"},{"version":"4ed8eb6570a49931c705512060acd50058d61616","lessThan":"18bbc3213383a82b05383827f4b1b882e3f0a5a5","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/netfilter/nft_tproxy.c"],"versions":[{"version":"4.19","status":"affected"},{"version":"0","lessThan":"4.19","status":"unaffected","versionType":"semver"},{"version":"4.19.273","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.232","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.169","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.95","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.19.6","lessThanOrEqual":"5.19.*","status":"unaffected","versionType":"semver"},{"version":"6.0","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"4.19.273"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"5.4.232"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"5.10.169"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"5.15.95"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"5.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"6.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/0b21edf4cc13516716848e0a4fdf726aa2a62cd9"},{"url":"https://git.kernel.org/stable/c/83ef55c4281f1b4c6bd4457c2e96ccd1c9e80200"},{"url":"https://git.kernel.org/stable/c/eaba3f9b672c3a3f820da8ee9584b9520674eafa"},{"url":"https://git.kernel.org/stable/c/9a1d92cbeac3335fee99fa865b8c5b0f2e71a8f7"},{"url":"https://git.kernel.org/stable/c/343fed6b0daeb528ae5c9d4d84d9ff763ac95619"},{"url":"https://git.kernel.org/stable/c/18bbc3213383a82b05383827f4b1b882e3f0a5a5"}],"title":"netfilter: nft_tproxy: restrict to prerouting hook","x_generator":{"engine":"bippy-1.2.0"}}}}