{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47336", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T14:28:16.978Z", "datePublished": "2024-05-21T14:35:45.744Z", "dateUpdated": "2026-05-11T13:52:39.786Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:52:39.786Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmackfs: restrict bytes count in smk_set_cipso()\n\nOops, I failed to update subject line.\n\nFrom 07571157c91b98ce1a4aa70967531e64b78e8346 Mon Sep 17 00:00:00 2001\nDate: Mon, 12 Apr 2021 22:25:06 +0900\nSubject: [PATCH] smackfs: restrict bytes count in smk_set_cipso()\n\nCommit 7ef4c19d245f3dc2 (\"smackfs: restrict bytes count in smackfs write\nfunctions\") missed that count > SMK_CIPSOMAX check applies to only\nformat == SMK_FIXED24_FMT case." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "security/smack/smackfs.c" ], "versions": [ { "version": "f7112e6c9abf1c70f001dcf097c1d6e218a93f5c", "lessThan": "5f9880403e6b71d56924748ba331daf836243fca", "status": "affected", "versionType": "git" }, { "version": "f7112e6c9abf1c70f001dcf097c1d6e218a93f5c", "lessThan": "5c2dca9a7a7ff6a2df34158903515e2e4fd3d2b2", "status": "affected", "versionType": "git" }, { "version": "f7112e6c9abf1c70f001dcf097c1d6e218a93f5c", "lessThan": "cbd87ba6a13891acf6180783f8234a8b7a3e3d4d", "status": "affected", "versionType": "git" }, { "version": "f7112e6c9abf1c70f001dcf097c1d6e218a93f5c", "lessThan": "135122f174c357b7a3e58f40fa5792156c5e93e6", "status": "affected", "versionType": "git" }, { "version": "f7112e6c9abf1c70f001dcf097c1d6e218a93f5c", "lessThan": "3780348c1a0e14ffefcaf1fc521f815bcaac94b0", "status": "affected", "versionType": "git" }, { "version": "f7112e6c9abf1c70f001dcf097c1d6e218a93f5c", "lessThan": "8f5c773a2871cf446e3f36b2834fb25bbb28512b", "status": "affected", "versionType": "git" }, { "version": "f7112e6c9abf1c70f001dcf097c1d6e218a93f5c", "lessThan": "258fd821f69378453c071b9dd767b298810fc766", "status": "affected", "versionType": "git" }, { "version": "f7112e6c9abf1c70f001dcf097c1d6e218a93f5c", "lessThan": "49ec114a6e62d8d320037ce71c1aaf9650b3cafd", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "security/smack/smackfs.c" ], "versions": [ { "version": "3.5", "status": "affected" }, { "version": "0", "lessThan": "3.5", "status": "unaffected", "versionType": "semver" }, { "version": "4.9.276", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.14.240", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.198", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.133", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.51", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.12.18", "lessThanOrEqual": "5.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.13.3", "lessThanOrEqual": "5.13.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.14", "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": "3.5", "versionEndExcluding": "4.9.276" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "4.14.240" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "4.19.198" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.4.133" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.10.51" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.12.18" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.13.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5", "versionEndExcluding": "5.14" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/5f9880403e6b71d56924748ba331daf836243fca" }, { "url": "https://git.kernel.org/stable/c/5c2dca9a7a7ff6a2df34158903515e2e4fd3d2b2" }, { "url": "https://git.kernel.org/stable/c/cbd87ba6a13891acf6180783f8234a8b7a3e3d4d" }, { "url": "https://git.kernel.org/stable/c/135122f174c357b7a3e58f40fa5792156c5e93e6" }, { "url": "https://git.kernel.org/stable/c/3780348c1a0e14ffefcaf1fc521f815bcaac94b0" }, { "url": "https://git.kernel.org/stable/c/8f5c773a2871cf446e3f36b2834fb25bbb28512b" }, { "url": "https://git.kernel.org/stable/c/258fd821f69378453c071b9dd767b298810fc766" }, { "url": "https://git.kernel.org/stable/c/49ec114a6e62d8d320037ce71c1aaf9650b3cafd" } ], "title": "smackfs: restrict bytes count in smk_set_cipso()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "title": "CISA ADP Vulnrichment", "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2021-47336", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-05-21T18:44:23.247823Z" } } } ], "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:13:53.067Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:32:08.568Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/5f9880403e6b71d56924748ba331daf836243fca", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/5c2dca9a7a7ff6a2df34158903515e2e4fd3d2b2", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/cbd87ba6a13891acf6180783f8234a8b7a3e3d4d", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/135122f174c357b7a3e58f40fa5792156c5e93e6", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/3780348c1a0e14ffefcaf1fc521f815bcaac94b0", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/8f5c773a2871cf446e3f36b2834fb25bbb28512b", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/258fd821f69378453c071b9dd767b298810fc766", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/49ec114a6e62d8d320037ce71c1aaf9650b3cafd", "tags": [ "x_transferred" ] } ] } ] } }