liteos_a has an UAF vulnerability

published 2025-08-11 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-24109

cvss: 8.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits: 0; none known

in OpenHarmony v5.0.3 and prior versions allow a local attacker arbitrary code execution in tcb through use after free.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 14 mo ago (2025-08-11)

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.4	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

OpenHarmony OpenHarmony

Classification

Weakness

CWE-416 Use After Free

References

gitee.com /openharmony/security/blob/master/zh/security-disclosure/2025/2025-07.md
vendor-advisory

Sources

CVE List CVE-2025-27128
NVD CVE-2025-27128

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Summary