Buffer Over-read in TZ Secure OS

published 2024-07-01 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-19171

cvss: 7.1; 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 0%
public exploits: 0; none known

Transient DOS while loading the TA ELF file.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-07-01)

Exploit prediction

0.09% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.1	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

Qualcomm, Inc. Snapdragon

Classification

Weakness

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

References

docs.qualcomm.com /product/publicresources/securitybulletin/july-2024-bulletin.html
vendor-advisory

Sources

CVE List CVE-2024-21462
NVD CVE-2024-21462

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