Possible buffer overflow and over read possible due to missing bounds checks for fixed limits if we consider widevine HLOS client as non-tr…

published 2020-07-30 6y ago modified 2026-06-17 4mo ago also EUVD-2019-5374

cvss: 7.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 10%
public exploits: 0; none known

Possible buffer overflow and over read possible due to missing bounds checks for fixed limits if we consider widevine HLOS client as non-trustable in Snapdragon Auto, Snapdragon Compute, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking in Kamorta, QCS404, Rennell, SC7180, SDX55, SM6150, SM7150, SM8250, SXR2130

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Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	4.6	AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking

Classification

Weakness

CWE-20 Improper Input Validation
CWE-125 Out-of-bounds Read
CWE-787 Out-of-bounds Write

References

qualcomm.com /company/product-security/bulletins/july-2020-security-bulletin
vendor-advisory
qualcomm.com /company/product-security/bulletins/july-2020-bulletin
broken-link

Sources

CVE List CVE-2019-14123
NVD CVE-2019-14123

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