CVE-2026-121803

critical

Data quality: partial. Some fields were not provided by the source.

In UFS Field Firmware Update (FFU) functionality, there is a possible out-of-bounds write due to missing bounds checking on the PRDT table size.

Rejected reason: This CVE ID is a duplicate of CVE-2026-80335 (VULN-002 dl_download_midst) and has been rejected.

CVSS

—

Not reported by the source

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Severity source: NVD CVSS v3.1 (security@unisoc.com)

Timeline (UTC)

Published: 2026-11-04 04:17

Modified: 2026-11-04 05:18

NVD status: Rejected

Last synced 20 hours ago

Verified against the source API 2026-11-04 05:28 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").

No vendor advisory or patch reference tagged by NVD. Check the references below.

NVD CVE API 2.0 — fetched 2026-11-04 05:28 UTC · record ↗