{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47445", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T14:58:30.832Z", "datePublished": "2024-05-22T06:19:38.184Z", "dateUpdated": "2026-05-11T13:54:50.532Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:54:50.532Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix null pointer dereference on pointer edp\n\nThe initialization of pointer dev dereferences pointer edp before\nedp is null checked, so there is a potential null pointer deference\nissue. Fix this by only dereferencing edp after edp has been null\nchecked.\n\nAddresses-Coverity: (\"Dereference before null check\")" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/gpu/drm/msm/edp/edp_ctrl.c" ], "versions": [ { "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f", "lessThan": "f175b9a83e5c252d7c74acddc792840016caae0a", "status": "affected", "versionType": "git" }, { "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f", "lessThan": "bacac7d26849c8e903ceb7466d9ce8dc3c2797eb", "status": "affected", "versionType": "git" }, { "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f", "lessThan": "0cd063aa0a09822cc1620fc59a67fe2f9f6338ac", "status": "affected", "versionType": "git" }, { "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f", "lessThan": "7f642b93710b6b1119bdff90be01e6b5a2a5d669", "status": "affected", "versionType": "git" }, { "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f", "lessThan": "f302be08e3de94db8863a0b2958b2bb3e8e998e6", "status": "affected", "versionType": "git" }, { "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f", "lessThan": "91a340768b012f5b910a203a805b97a345b3db37", "status": "affected", "versionType": "git" }, { "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f", "lessThan": "46c8ddede0273d1d132beefa9de8b820326982be", "status": "affected", "versionType": "git" }, { "version": "ab5b0107ccf3821a6837b0f2819270d6fa0b278f", "lessThan": "2133c4fc8e1348dcb752f267a143fe2254613b34", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/gpu/drm/msm/edp/edp_ctrl.c" ], "versions": [ { "version": "4.0", "status": "affected" }, { "version": "0", "lessThan": "4.0", "status": "unaffected", "versionType": "semver" }, { "version": "4.4.290", "lessThanOrEqual": "4.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.9.288", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.14.252", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.213", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.155", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.75", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.14.14", "lessThanOrEqual": "5.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15", "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": "4.0", "versionEndExcluding": "4.4.290" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "4.9.288" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "4.14.252" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "4.19.213" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "5.4.155" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "5.10.75" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", 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