{"id":"CVE-2022-38155","aliases":["EUVD-2022-40752","GHSA-q48p-hrg2-rjmf"],"status":"published","title":"TEE_Malloc in Samsung mTower through 0.3.0 allows a trusted application to achieve Excessive...","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.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01072,"percentile":0.65138,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2022-08-11T00:52:12Z","modified":"2026-10-28T02:30:34Z","products":[{"vendor":"samsung","product":"mtower"}],"references":[{"url":"https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tee/lib/libutee/tee_api.c#L314","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://github.com/Samsung/mTower/issues/74","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-38155","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-q48p-hrg2-rjmf"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/38xxx/CVE-2022-38155.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-38155","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.","status":"published","published":"2022-08-11T00:52:12Z","modified":"2024-08-03T10:45:52.69Z","updated_at":"2026-11-02T14:34:37.272373Z"}],"euvd":[{"id":"EUVD-2022-40752","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.","status":"published","published":"2022-08-11T00:52:12Z","modified":"2024-08-03T10:45:52Z","updated_at":"2026-11-03T03:25:22.943717Z"}],"ghsa":[{"id":"GHSA-q48p-hrg2-rjmf","title":"TEE_Malloc in Samsung mTower through 0.3.0 allows a trusted application to achieve Excessive...","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.","status":"published","published":"2022-08-12T00:01:25Z","modified":"2023-01-27T05:06:10Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:42:50.976174Z"}],"nvd":[{"id":"CVE-2022-38155","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.","status":"published","published":"2022-08-11T01:15:10.917Z","modified":"2026-06-17T04:56:12.37Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:07:24.750124Z"}],"osv":[{"id":"CVE-2022-38155","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.","status":"published","published":"2022-08-11T00:52:12Z","modified":"2026-10-28T02:30:34.432557716Z","updated_at":"2026-11-02T15:44:26.53798Z"}]}}