What is CVE-2021-36987?

CVE-2021-36987 is a medium-severity vulnerability in Huawei Emui, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.9/10. Published 2021-10-28.

How severe is CVE-2021-36987?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Huawei Emui

CVE-2021-36987

There is a issue that nodes in the linked list being freed for multiple times in Huawei Smartphone due to race conditions. Successful exploitation of this vulnerability can cause the system to restart.

Vulnerability class: Race Condition

EPSS: 0.005 (37.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Huawei Emui — versions 11.0.0, 10.1.1
Huawei Magic Ui — versions 4.0.0, 3.1.1
Huawei Magic_ui — versions 3.1.1, 4.0.0

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

psirt@huawei.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-36987?: CVE-2021-36987 is a medium-severity vulnerability in Huawei Emui, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.9/10. Published 2021-10-28.
How severe is CVE-2021-36987?: Medium severity. CVSS v3 base score is 5.9 out of 10.