{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53033","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-03-27T16:40:15.758Z","datePublished":"2025-03-27T16:44:01.044Z","dateUpdated":"2026-05-11T19:37:16.012Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:37:16.012Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_payload: incorrect arithmetics when fetching VLAN header bits\n\nIf the offset + length goes over the ethernet + vlan header, then the\nlength is adjusted to copy the bytes that are within the boundaries of\nthe vlan_ethhdr scratchpad area. The remaining bytes beyond ethernet +\nvlan header are copied directly from the skbuff data area.\n\nFix incorrect arithmetic operator: subtract, not add, the size of the\nvlan header in case of double-tagged packets to adjust the length\naccordingly to address CVE-2023-0179."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/netfilter/nft_payload.c"],"versions":[{"version":"f6ae9f120dada00abfb47313364c35118469455f","lessThan":"550efeff989b041f3746118c0ddd863c39ddc1aa","status":"affected","versionType":"git"},{"version":"f6ae9f120dada00abfb47313364c35118469455f","lessThan":"a8acfe2c6fb99f9375a9325807a179cd8c32e6e3","status":"affected","versionType":"git"},{"version":"f6ae9f120dada00abfb47313364c35118469455f","lessThan":"76ef74d4a379faa451003621a84e3498044e7aa3","status":"affected","versionType":"git"},{"version":"f6ae9f120dada00abfb47313364c35118469455f","lessThan":"696e1a48b1a1b01edad542a1ef293665864a4dd0","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_payload.c"],"versions":[{"version":"5.5","status":"affected"},{"version":"0","lessThan":"5.5","status":"unaffected","versionType":"semver"},{"version":"5.10.164","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.89","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.7","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","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":"5.5","versionEndExcluding":"5.10.164"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.15.89"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.1.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/550efeff989b041f3746118c0ddd863c39ddc1aa"},{"url":"https://git.kernel.org/stable/c/a8acfe2c6fb99f9375a9325807a179cd8c32e6e3"},{"url":"https://git.kernel.org/stable/c/76ef74d4a379faa451003621a84e3498044e7aa3"},{"url":"https://git.kernel.org/stable/c/696e1a48b1a1b01edad542a1ef293665864a4dd0"}],"title":"netfilter: nft_payload: incorrect arithmetics when fetching VLAN header bits","x_generator":{"engine":"bippy-1.2.0"}}}}