CVE-2026-20506
mediumIn Audio HAL, there is a possible escalation of privilege due to use after free.
In Audio HAL, there is a possible escalation of privilege due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11191981; Issue ID: MSV-9126.
CVSS
6.7
6.7 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
Timeline (UTC)
Published: 2026-09-07 02:17
Modified: 2026-09-08 18:37
NVD status: Deferred
Last synced 1 day ago
Verified against the source API 2026-10-27 06:50 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://www.mediatek.com/product-security-bulletin/September-2026 security@mediatek.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:50 UTC · record ↗