Use After Free in Huawei Harmonyos

CVE-2025-58299

Use After Free (UAF) vulnerability in the storage management module. Successful exploitation of this vulnerability may affect availability.

Vulnerability class: Use-After-Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (0.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-58299: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-58299?
CVE-2025-58299 is a high-severity vulnerability in Huawei Harmonyos, classified under Use After Free. CVSS score: 8.4/10. Published 2025-10-11.
How severe is CVE-2025-58299?
High severity. CVSS v3 base score is 8.4 out of 10.
Is CVE-2025-58299 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.