Security readout for executives and security teams
Plain-English summary
CVE-2019-1010293 affects OP-TEE 3.3.0 and earlier. The reported issue can corrupt memory inside the Trusted Execution Environment, the security layer many embedded systems use to protect secrets and trusted applications. The fixed version is OP-TEE 3.4.0 or later.
Executive priority
Treat this as a targeted firmware risk. It is most urgent for products where OP-TEE protects keys, identity, payment, boot, or trusted-application workflows. Business urgency depends on whether affected OP-TEE versions are present in deployed devices.
Technical view
The CVE describes a boundary-crossing flaw in optee_os affecting Linaro/OP-TEE OP-TEE 3.3.0 and earlier. Impact is stated as memory corruption of the TEE itself. The bundle names one upstream fix commit and identifies 3.4.0 and later as fixed.
Likely exposure
Exposure is limited to systems, firmware, or products that include OP-TEE 3.3.0 or earlier. The source bundle does not identify downstream device vendors, SoCs, distributions, or deployed product lines.
Exploitation context
No source in the bundle reports active exploitation, and KEV is false. The bundle also does not provide public exploit details, exploit prerequisites, or attack path information.
Researcher notes
Evidence is sparse. The CVE record names boundary crossing and TEE memory corruption, but provides no CVSS, CWE, exploit status, or downstream product mapping. The upstream commit is the main technical reference.
Mitigation direction
- Inventory firmware and products that include OP-TEE.
- Upgrade affected OP-TEE builds to 3.4.0 or later.
- Check OEM or SoC vendor firmware guidance for downstream fixes.
- Prioritize systems where OP-TEE protects secrets or trusted applications.
Validation and detection
- Confirm the OP-TEE version from firmware manifests, SBOMs, or build records.
- Verify vendor firmware includes the upstream fixed version or fix commit.
- Review trusted-application regression results after firmware update.
- Document any devices still tied to OP-TEE 3.3.0 or earlier.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2019-1010293 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/OP-TEE/optee_os/commit/95f36d661f2b75887772ea28baaad904bde96970CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.