{ "containers": { "cna": { "affected": [ { "product": "Android", "vendor": "n/a", "versions": [ { "status": "affected", "version": "Android kernel" } ] } ], "descriptions": [ { "lang": "en", "value": "In ep_loop_check_proc of eventpoll.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-204573007References: Upstream kernel" } ], "problemTypes": [ { "descriptions": [ { "description": "Elevation of privilege", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-12-15T18:05:35.000Z", "orgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "shortName": "google_android" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://source.android.com/security/bulletin/2021-11-01" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security@android.com", "ID": "CVE-2021-1048", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Android", "version": { "version_data": [ { "version_value": "Android kernel" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In ep_loop_check_proc of eventpoll.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-204573007References: Upstream kernel" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Elevation of privilege" } ] } ] }, "references": { "reference_data": [ { "name": "https://source.android.com/security/bulletin/2021-11-01", "refsource": "MISC", "url": "https://source.android.com/security/bulletin/2021-11-01" } ] } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T15:55:18.641Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://source.android.com/security/bulletin/2021-11-01" } ] }, { "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "id": "CVE-2021-1048", "role": "CISA Coordinator", "options": [ { "Exploitation": "active" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "version": "2.0.3", "timestamp": "2025-02-04T19:28:18.249054Z" } } }, { "other": { "type": "kev", "content": { "dateAdded": "2022-05-23", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1048" } } } ], "references": [ { "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1048", "tags": [ "government-resource" ] } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "type": "CWE", "cweId": "CWE-416", "description": "CWE-416 Use After Free" } ] } ], "timeline": [ { "time": "2022-05-23T00:00:00.000Z", "lang": "en", "value": "CVE-2021-1048 added to CISA KEV" } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-21T23:15:50.344Z" } } ] }, "cveMetadata": { "assignerOrgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "assignerShortName": "google_android", "cveId": "CVE-2021-1048", "datePublished": "2021-12-15T18:05:35.000Z", "dateReserved": "2020-11-06T00:00:00.000Z", "dateUpdated": "2025-10-21T23:15:50.344Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }