Use After Free (UAF) vulnerability in the audio PCM driver module under special conditions.

published 2023-07-06 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-51207

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits: 0; none known

Use After Free (UAF) vulnerability in the audio PCM driver module under special conditions. Successful exploitation of this vulnerability may cause audio features to perform abnormally.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 23 mo ago (2024-11-19)

Exploit prediction

0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Huawei HarmonyOS
Huawei EMUI

Classification

Weakness

CWE-843 Access of Resource Using Incompatible Type
CWE-416 Use After Free

References

consumer.huawei.com /en/support/bulletin/2023/7/
vendor-advisory
device.harmonyos.com /en/docs/security/update/security-bulletins-202307-0000001587168858
vendor-advisory

Sources

CVE List CVE-2022-48511
NVD CVE-2022-48511

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Summary