CVE-2022-40758
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in...
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_CipherUpdate with an excessive size value of srcLen.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_CipherUpdate with an excessive size value of srcLen.
- Record
CVE-2022-40758- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_CipherUpdate with an excessive size value of srcLen.
- Record
CVE-2022-40758- Updated
- 2026-11-02
EUVDEUVD-2022-44025 No score
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_CipherUpdate with an excessive size value of srcLen.
- Record
EUVD-2022-44025- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7wv6-549c-gjqh
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in...
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_CipherUpdate with an excessive size value of srcLen.
- Record
GHSA-7wv6-549c-gjqh- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
OSV No score
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_CipherUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_CipherUpdate with an excessive size value of srcLen.
- Record
CVE-2022-40758- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-40758 is a high vulnerability (CVSS 7.5) in Samsung Mtower, published September 16, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.03%, the 63rd percentile. No source names a fixed version.
References
github.com/Samsung/mTower/issues/81
nvd.nist.gov/vuln/detail/CVE-2022-40758