Buffer Copy Without Checking Size of Input in Automotive Audio

published 2026-05-04 6 mo ago modified 2026-10-07 33 d ago also EUVD-2025-209629

cvss: 6.5; 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

Memory corruption when dynamically changing the size of a previously allocated buffer while its contents are being modified.

Patch / fix

links 1

docs.qualcomm.com/product/publicresources/securitybulletin/may-2026-bulletin… advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 6 mo ago (2026-05-04)

Exploit prediction

0.07% 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	6.5	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Qualcomm, Inc. Snapdragon

Classification

Weakness

CWE-120 Buffer Copy without Checking Size of Input
CWE-787 Out-of-bounds Write

References

docs.qualcomm.com /product/publicresources/securitybulletin/may-2026-bulletin.html
patch, vendor-advisory

Sources

CVE List CVE-2025-47404
NVD CVE-2025-47404

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