VulnerabilityModified
CVE-2022-38155
TEE_Malloc in Samsung mTower through 0.3.0 allows a trusted application to achieve Excessive Memory Allocation via a large len value, as demonstrated by a Numaker-PFM-M2351 TEE kernel crash.
HIGH 7.5EPSS 1.02%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.02%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
TEE_Malloc in Samsung mTower through 0.3.0 allows a trusted application to achieve Excessive Memory Allocation via a large len value, as demonstrated by a Numaker-PFM-M2351 TEE kernel crash.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.02% probability · 61th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- samsung/mtower
- Source
- cve@mitre.org
References
- https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tee/lib/libutee/tee_api.c#L314Exploit, Third Party Advisory
- https://github.com/Samsung/mTower/issues/74Exploit, Issue Tracking, Third Party Advisory
- https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tee/lib/libutee/tee_api.c#L314Exploit, Third Party Advisory
- https://github.com/Samsung/mTower/issues/74Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.