cve-2021-47134
Vulnerability from cvelistv5
Published
2024-03-15 20:14
Modified
2024-11-04 12:00
Severity ?
EPSS score ?
Summary
efi/fdt: fix panic when no valid fdt found
References
{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2021-47134", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-03-18T20:27:32.803046Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-06-04T17:15:01.885Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" }, { "providerMetadata": { "dateUpdated": "2024-08-04T05:24:39.859Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/5148066edbdc89c6fe5bc419c31a5c22e5f83bdb" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/8a7e8b4e5631a03ea2fee27957857a56612108ca" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/668a84c1bfb2b3fd5a10847825a854d63fac7baa" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "drivers/firmware/efi/fdtparams.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "5148066edbdc", "status": "affected", "version": "b91540d52a08", "versionType": "git" }, { "lessThan": "8a7e8b4e5631", "status": "affected", "version": "b91540d52a08", "versionType": "git" }, { "lessThan": "668a84c1bfb2", "status": "affected", "version": "b91540d52a08", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "drivers/firmware/efi/fdtparams.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "status": "affected", "version": "5.10" }, { "lessThan": "5.10", "status": "unaffected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.43", "versionType": "semver" }, { "lessThanOrEqual": "5.12.*", "status": "unaffected", "version": "5.12.10", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "5.13", "versionType": "original_commit_for_fix" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nefi/fdt: fix panic when no valid fdt found\n\nsetup_arch() would invoke efi_init()-\u003eefi_get_fdt_params(). If no\nvalid fdt found then initial_boot_params will be null. So we\nshould stop further fdt processing here. I encountered this\nissue on risc-v." } ], "providerMetadata": { "dateUpdated": "2024-11-04T12:00:08.350Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/5148066edbdc89c6fe5bc419c31a5c22e5f83bdb" }, { "url": "https://git.kernel.org/stable/c/8a7e8b4e5631a03ea2fee27957857a56612108ca" }, { "url": "https://git.kernel.org/stable/c/668a84c1bfb2b3fd5a10847825a854d63fac7baa" } ], "title": "efi/fdt: fix panic when no valid fdt found", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2021-47134", "datePublished": "2024-03-15T20:14:36.804Z", "dateReserved": "2024-03-04T18:12:48.840Z", "dateUpdated": "2024-11-04T12:00:08.350Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-47134\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-15T21:15:07.780\",\"lastModified\":\"2024-03-17T22:38:29.433\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nefi/fdt: fix panic when no valid fdt found\\n\\nsetup_arch() would invoke efi_init()-\u003eefi_get_fdt_params(). If no\\nvalid fdt found then initial_boot_params will be null. So we\\nshould stop further fdt processing here. I encountered this\\nissue on risc-v.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: efi/fdt: corrige el p\u00e1nico cuando no se encuentra un fdt v\u00e1lido. setup_arch() invocar\u00eda efi_init()-\u0026gt;efi_get_fdt_params(). Si no se encuentra un fdt v\u00e1lido, inicial_boot_params ser\u00e1 nulo. Por lo tanto, deber\u00edamos detener el procesamiento adicional de fdt aqu\u00ed. Encontr\u00e9 este problema en risc-v.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/5148066edbdc89c6fe5bc419c31a5c22e5f83bdb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/668a84c1bfb2b3fd5a10847825a854d63fac7baa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8a7e8b4e5631a03ea2fee27957857a56612108ca\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}" } }
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