CVE-2021-46965
Vulnerability from cvelistv5
Published
2024-02-27 18:47
Modified
2024-11-04 11:56
Severity ?
EPSS score ?
Summary
mtd: physmap: physmap-bt1-rom: Fix unintentional stack access
References
Impacted products
{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2021-46965", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-02-27T19:38:51.925558Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-06-04T17:13:13.079Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" }, { "providerMetadata": { "dateUpdated": "2024-08-04T05:17:42.990Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7be" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aa" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecb" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "drivers/mtd/maps/physmap-bt1-rom.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "34ec706bf0b7", "status": "affected", "version": "b3e79e7682e0", "versionType": "git" }, { "lessThan": "4e4ebb827bf0", "status": "affected", "version": "b3e79e7682e0", "versionType": "git" }, { "lessThan": "4d786870e326", "status": "affected", "version": "b3e79e7682e0", "versionType": "git" }, { "lessThan": "683313993dbe", "status": "affected", "version": "b3e79e7682e0", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "drivers/mtd/maps/physmap-bt1-rom.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": "5.10.36", "versionType": "semver" }, { "lessThanOrEqual": "5.11.*", "status": "unaffected", "version": "5.11.20", "versionType": "semver" }, { "lessThanOrEqual": "5.12.*", "status": "unaffected", "version": "5.12.3", "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\nmtd: physmap: physmap-bt1-rom: Fix unintentional stack access\n\nCast \u0026data to (char *) in order to avoid unintentionally accessing\nthe stack.\n\nNotice that data is of type u32, so any increment to \u0026data\nwill be in the order of 4-byte chunks, and this piece of code\nis actually intended to be a byte offset.\n\nAddresses-Coverity-ID: 1497765 (\"Out-of-bounds access\")" } ], "providerMetadata": { "dateUpdated": "2024-11-04T11:56:47.594Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7be" }, { "url": "https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aa" }, { "url": "https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecb" }, { "url": "https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925" } ], "title": "mtd: physmap: physmap-bt1-rom: Fix unintentional stack access", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2021-46965", "datePublished": "2024-02-27T18:47:03.022Z", "dateReserved": "2024-02-27T18:42:55.942Z", "dateUpdated": "2024-11-04T11:56:47.594Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-46965\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-02-27T19:04:07.087\",\"lastModified\":\"2024-02-28T14:06:45.783\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nmtd: physmap: physmap-bt1-rom: Fix unintentional stack access\\n\\nCast \u0026data to (char *) in order to avoid unintentionally accessing\\nthe stack.\\n\\nNotice that data is of type u32, so any increment to \u0026data\\nwill be in the order of 4-byte chunks, and this piece of code\\nis actually intended to be a byte offset.\\n\\nAddresses-Coverity-ID: 1497765 (\\\"Out-of-bounds access\\\")\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mtd: physmap: physmap-bt1-rom: corrige el acceso involuntario a la pila. Transmite \u0026amp;data a (char *) para evitar el acceso involuntario a la pila. Tenga en cuenta que los datos son de tipo u32, por lo que cualquier incremento en \u0026amp;data ser\u00e1 del orden de fragmentos de 4 bytes, y este fragmento de c\u00f3digo en realidad est\u00e1 destinado a ser un desplazamiento de bytes. Direcciones-Coverity-ID: 1497765 (\\\"Acceso fuera de l\u00edmites\\\")\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/34ec706bf0b7c4ca249a729c1bcb91f706c7a7be\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4d786870e3262ec098a3b4ed10b895176bc66ecb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/4e4ebb827bf09311469ffd9d0c14ed40ed9747aa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/683313993dbe1651c7aa00bb42a041d70e914925\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}" } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.