Vulnerability Details : CVE-2021-22386
A component of the Huawei smartphone has a Double Free vulnerability. Local attackers may exploit this vulnerability to cause Root Elevation of Privileges.
Vulnerability category: Memory CorruptionGain privilege
Products affected by CVE-2021-22386
- cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-22386
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-22386
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.9
|
MEDIUM | AV:L/AC:M/Au:N/C:C/I:C/A:C |
3.4
|
10.0
|
NIST | |
|
7.0
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.0
|
5.9
|
NIST |
CWE ids for CVE-2021-22386
-
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-22386
-
https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_202106-0000001165452077
文档中心Third Party Advisory
-
https://consumer.huawei.com/en/support/bulletin/2021/6/
JuneVendor Advisory
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