{"dataType":"CVE_RECORD","cveMetadata":{"cveId":"CVE-2023-52628","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-03-06T09:52:12.091Z","datePublished":"2024-03-28T07:33:46.217Z","dateUpdated":"2025-11-04T17:14:07.549Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:40:18.030Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nftables: exthdr: fix 4-byte stack OOB write\n\nIf priv->len is a multiple of 4, then dst[len / 4] can write past\nthe destination array which leads to stack corruption.\n\nThis construct is necessary to clean the remainder of the register\nin case ->len is NOT a multiple of the register size, so make it\nconditional just like nft_payload.c does.\n\nThe bug was added in 4.1 cycle and then copied/inherited when\ntcp/sctp and ip option support was added.\n\nBug reported by Zero Day Initiative project (ZDI-CAN-21950,\nZDI-CAN-21951, ZDI-CAN-21961)."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/netfilter/nft_exthdr.c"],"versions":[{"version":"49499c3e6e18b7677a63316f3ff54a16533dc28f","lessThan":"28a97c43c9e32f437ebb8d6126f9bb7f3ca9521a","status":"affected","versionType":"git"},{"version":"49499c3e6e18b7677a63316f3ff54a16533dc28f","lessThan":"cf39c4f77a773a547ac2bcf30ecdd303bb0c80cb","status":"affected","versionType":"git"},{"version":"49499c3e6e18b7677a63316f3ff54a16533dc28f","lessThan":"a7d86a77c33ba1c357a7504341172cc1507f0698","status":"affected","versionType":"git"},{"version":"49499c3e6e18b7677a63316f3ff54a16533dc28f","lessThan":"1ad7b189cc1411048434e8595ffcbe7873b71082","status":"affected","versionType":"git"},{"version":"49499c3e6e18b7677a63316f3ff54a16533dc28f","lessThan":"d9ebfc0f21377690837ebbd119e679243e0099cc","status":"affected","versionType":"git"},{"version":"49499c3e6e18b7677a63316f3ff54a16533dc28f","lessThan":"c8f292322ff16b9a2272a67de396c09a50e09dce","status":"affected","versionType":"git"},{"version":"49499c3e6e18b7677a63316f3ff54a16533dc28f","lessThan":"fd94d9dadee58e09b49075240fe83423eb1dcd36","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_exthdr.c"],"versions":[{"version":"4.1","status":"affected"},{"version":"0","lessThan":"4.1","status":"unaffected","versionType":"semver"},{"version":"4.19.316","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.279","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.198","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.132","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.54","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.5.4","lessThanOrEqual":"6.5.*","status":"unaffected","versionType":"semver"},{"version":"6.6","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":"4.1","versionEndExcluding":"4.19.316"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"5.4.279"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"5.10.198"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"5.15.132"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.1.54"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.5.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.6"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/28a97c43c9e32f437ebb8d6126f9bb7f3ca9521a"},{"url":"https://git.kernel.org/stable/c/cf39c4f77a773a547ac2bcf30ecdd303bb0c80cb"},{"url":"https://git.kernel.org/stable/c/a7d86a77c33ba1c357a7504341172cc1507f0698"},{"url":"https://git.kernel.org/stable/c/1ad7b189cc1411048434e8595ffcbe7873b71082"},{"url":"https://git.kernel.org/stable/c/d9ebfc0f21377690837ebbd119e679243e0099cc"},{"url":"https://git.kernel.org/stable/c/c8f292322ff16b9a2272a67de396c09a50e09dce"},{"url":"https://git.kernel.org/stable/c/fd94d9dadee58e09b49075240fe83423eb1dcd36"}],"title":"netfilter: nftables: exthdr: fix 4-byte stack OOB write","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-52628","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-03-28T18:07:47.232629Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-04T17:24:11.510Z"}},{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/28a97c43c9e32f437ebb8d6126f9bb7f3ca9521a","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/cf39c4f77a773a547ac2bcf30ecdd303bb0c80cb","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/a7d86a77c33ba1c357a7504341172cc1507f0698","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/1ad7b189cc1411048434e8595ffcbe7873b71082","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/d9ebfc0f21377690837ebbd119e679243e0099cc","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/c8f292322ff16b9a2272a67de396c09a50e09dce","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/fd94d9dadee58e09b49075240fe83423eb1dcd36","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-04T17:14:07.549Z"}}]},"dataVersion":"5.2"}