{"id":"CVE-2021-22424","aliases":["EUVD-2021-9570","GHSA-9mr7-vq34-qw9p"],"status":"published","title":"A component of the HarmonyOS has a Kernel Memory Leakage Vulnerability. Local attackers may...","description":"A component of the HarmonyOS has a Kernel Memory Leakage Vulnerability. Local attackers may exploit this vulnerability to cause Kernel Denial of Service.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00149,"percentile":0.04088,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-401"],"published":"2021-08-03T17:17:48Z","modified":"2026-06-17T03:37:12Z","products":[{"vendor":"huawei","product":"harmonyos"}],"references":[{"url":"https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_202106-0000001165452077","tags":["x_refsource_MISC","x_transferred","Not Applicable","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22424"},{"url":"https://github.com/advisories/GHSA-9mr7-vq34-qw9p"}],"sources":{"cve":[{"id":"CVE-2021-22424","description":"A component of the HarmonyOS has a Kernel Memory Leakage Vulnerability. Local attackers may exploit this vulnerability to cause Kernel Denial of Service.","status":"published","published":"2021-08-03T17:17:48Z","modified":"2024-08-03T18:44:13.474Z","updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-9570","description":"A component of the HarmonyOS has a Kernel Memory Leakage Vulnerability. Local attackers may exploit this vulnerability to cause Kernel Denial of Service.","status":"published","published":"2021-08-03T17:17:48Z","modified":"2024-08-03T18:44:13Z","updated_at":"2026-11-03T03:25:02.042856Z"}],"ghsa":[{"id":"GHSA-9mr7-vq34-qw9p","title":"A component of the HarmonyOS has a Kernel Memory Leakage Vulnerability. Local attackers may...","description":"A component of the HarmonyOS has a Kernel Memory Leakage Vulnerability. Local attackers may exploit this vulnerability to cause Kernel Denial of Service.","status":"published","published":"2022-05-24T19:09:48Z","modified":"2023-01-30T05:01:11Z","cwes":["CWE-401"],"updated_at":"2026-11-02T14:46:21.550142Z"}],"nvd":[{"id":"CVE-2021-22424","description":"A component of the HarmonyOS has a Kernel Memory Leakage Vulnerability. Local attackers may exploit this vulnerability to cause Kernel Denial of Service.","status":"published","published":"2021-08-03T18:15:08.267Z","modified":"2026-06-17T03:37:12.273Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:06:56.562207Z"}]}}