Buffer over-read in Trusted Execution Environment

published 2023-02-09 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-36264

cvss: 6.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 1%
public exploits: 0; none known

Information disclosure in Trusted Execution Environment due to buffer over-read while processing metadata verification requests.

Exploit prediction

0.12% chance of exploitation in the next 30 days, higher than 1% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

Qualcomm, Inc. Snapdragon

Classification

Weakness

CWE-126 Buffer Over-read
CWE-125 Out-of-bounds Read

References

qualcomm.com /company/product-security/bulletins/february-2023-bulletin
vendor-advisory

Sources

CVE List CVE-2022-33221
NVD CVE-2022-33221

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary