{
    "id": "CVE-2021-1048",
    "published": "2021-12-15 19:15:14",
    "last_modified": "2026-06-17 03:30:51",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-416",
    "description": "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",
    "epss_score": "0.01000",
    "epss_percentile": "0.61335",
    "kev": 1,
    "kev_due": "2022-06-13",
    "has_exploit": 0,
    "updated_at": "2026-09-27 18:17:28",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2022-06-13."
    },
    "products": [
        {
            "vendor": "google",
            "product": "android"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2021-1048",
        "date_added": "2022-05-23",
        "due_date": "2022-06-13",
        "vendor": "Android",
        "product": "Kernel",
        "name": "Android Kernel Use-After-Free Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "https://source.android.com/security/bulletin/2021-11-01",
        "https://source.android.com/security/bulletin/2021-11-01",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1048"
    ]
}