Disclosure summary
We have identified a new stack buffer overflow vulnerability in Unisoc’s TrustZone implementation. The vulnerability can be exploited to achieve arbitrary code execution in the DRM
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Taszk Labs on taszk.io labs · RSS-c81f01809514c0a61050e24b2f4964376d2
Open original source · Updated Sep 30, 2025
CVE-2023-33913: Unisoc TrustZone DRM Trustlet Stack Buffer Overflow
CVE mention in publisher metadata; check the original affected versions.
Original records & references
- NIST NVD record
- CVE Program record
- labs.taszk.io — Publisher advisory
PUBLISHED 2025-09-30T20:00:00-04:00
MODIFIED 2025-09-30T20:00:00-04:00
INGESTED 2026-10-08T12:20:18-04:00