What is CVE-2019-1010297?

CVE-2019-1010297 is a critical-severity vulnerability in Linaro/op-Tee Op-Tee, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2019-07-15.

How severe is CVE-2019-1010297?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Linaro/op-Tee Op-Tee

CVE-2019-1010297

Linaro/OP-TEE OP-TEE 3.3.0 and earlier is affected by: Buffer Overflow. The impact is: Execution of code in TEE core (kernel) context. The component is: optee_os. The fixed version is: 3.4.0 and later.

Vulnerability class: Integer Overflow

Published 2019-07-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.027 (85.6th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000

Affected products

Linaro/op-Tee Op-Tee — versions 3.3.0 and earlier [fixed: 3.4.0 and later]
Trustedfirmware Op-Tee

Weakness classification (CWE)

References

github.com/OP-TEE/optee_os/commit/a637243270fc1faae16de059091795c32d86e65e (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2019-1010297?: CVE-2019-1010297 is a critical-severity vulnerability in Linaro/op-Tee Op-Tee, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2019-07-15.
How severe is CVE-2019-1010297?: Critical severity. CVSS v3 base score is 9.8 out of 10.