Vulnerability

CVE-2019-1010294

High· 7.5CVSS7.5EPSS1%

.rules3/5

Linaro/OP-TEE OP-TEE 3.3.0 and earlier is affected by: Rounding error. The impact is: Potentially leaking code and/or data from previous Trusted Application. The component is: optee_os. The fixed version is: 3.4.0 and later.

Threat signal

75/100

High

Severity

high

CVSS

7.5

EPSS

Active

CVSS

v3.0via NVDOpen in FIRST calculator →

7.5/ 10HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack VectorNetworkExploitable remotely over the internet — no local access needed.
Attack ComplexityLowNo special conditions — exploit works reliably.
Privileges RequiredNoneUnauthenticated — no credentials needed.
User InteractionNoneFully automated — no victim action needed.
ScopeUnchangedImpact contained to the vulnerable component.
Confidentiality ImpactHighTotal disclosure of sensitive data.
Integrity ImpactNoneNo integrity impact.
Availability ImpactNoneNo availability impact.

EPSS

Exploit prediction · 30-day horizonFIRST.org →

1.41%

probability of exploitation in next 30 days

p69

higher than 69% of all CVEs

7-day trend↑ 1.1pp

Mid-pack — moderate exploitation likelihood.

Vendor VEX

No VEX statements published for CVE-2019-1010294. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.

SSVCTrack

Total impact on non-trivial mission systems

exploitation: none
automatable: no
impact: total
mission: support

Lifecycle

2019-07-15Published
2026-06-05Last modified1 source

References

https://github.com/OP-TEE/optee_os/commit/7e768f8a473409215fe3fff8f6e31f8a3a0103c6

No source-event history recorded yet. New revisions will appear here as ingestors re-fetch this CVE.