Medium 5.1Published Nov 10, 2025

CVE-2025-31719In TEE EcDSA algorithm, there is a possible memory consistency issue.

Updated under an hour ago (Oct 28, 2026, 2:23 AM ET)

Does this affect you?

It affects Unisoc (Shanghai) Technologies Co., Ltd. SC7731E/SC9832E/SC9863A/T310/T606/T612/T616/T610/T618/T750/T765/T760/T770/T820/S8000/T8300/T9300. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Unisoc (Shanghai) Technologies Co., Ltd. SC7731E/SC9832E/SC9863A/T310/T606/T612/T616/T610/T618/T750/T765/T760/T770/T820/S8000/T8300/T9300

Exploited in the last 30 days

In TEE EcDSA algorithm, there is a possible memory consistency issue. This could lead to generated incorrect signature results with low probability.

CVSS: 5.1 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Unisoc
NVD analysis: Deferred
Record last updated: Nov 14, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Unisoc (Shanghai) Technologies Co., Ltd. SC7731E/SC9832E/SC9863A/T310/T606/T612/T616/T610/T618/T750/T765/T760/T770/T820/S8000/T8300/T9300 unisoc_shanghai_technologies:sc7731e_sc9832e_sc9863a_t310_t606_t612_t616_t610_t618_t750_t765_t760_t770_t820_s8000_t8300_t9300 (from the name)	Android13/Android14/Android15/Android16	CNA record

References

References

https://www.unisoc.com/en/support/announcement/1987692028719517698

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.