CVE-2022-25333
CVE-2022-25333 is a high-severity vulnerability in Ti Omap L138 Firmware with a CVSS 3.x base score of 8.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-347.
Key facts
- Severity: High (CVSS 3.x base score 8.2)
- EPSS exploit prediction: 0% (3rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-347
- Affected product: Ti Omap L138 Firmware
- Published:
- Last modified:
Description
The Texas Instruments OMAP L138 (secure variants) trusted execution environment (TEE) performs an RSA check implemented in mask ROM when loading a module through the SK_LOAD routine. However, only the module header authenticity is validated. An adversary can re-use any correctly signed header and append a forged payload, to be encrypted using the CEK (obtainable through CVE-2022-25332) in order to obtain arbitrary code execution in secure context. This constitutes a full break of the TEE security architecture.
Frequently asked questions
- What is CVE-2022-25333?
- The Texas Instruments OMAP L138 (secure variants) trusted execution environment (TEE) performs an RSA check implemented in mask ROM when loading a module through the SK_LOAD routine. However, only the module header authenticity is validated. An adversary can re-use any correctly signed header and append a forged payload, to be encrypted using the CEK (obtainable through CVE-2022-25332) in order to obtain arbitrary code execution in secure context. This constitutes a full break of the TEE security architecture.
- How severe is CVE-2022-25333?
- CVE-2022-25333 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-25333 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-25333?
- CVE-2022-25333 affects Ti Omap L138 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-25333?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-25333 published?
- CVE-2022-25333 was published on 2023-10-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:ti:omap_l138_firmware:-:*:*:*:*:*:*:*
More vulnerabilities in Ti Omap L138 Firmware
- CVE-2022-25334 — High (CVSS 8.2): The Texas Instruments OMAP L138 (secure variants) trusted execution environment (TEE) lacks a bounds check on the…
- CVE-2022-25332 — Medium (CVSS 4.4): The AES implementation in the Texas Instruments OMAP L138 (secure variants), present in mask ROM, suffers from a timing…
All CVEs affecting Ti Omap L138 Firmware →
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