CVE-2025-47404

Home/CVE/Memory corruption when dynamically changing the size of a previously allocated buffer while its contents are being modif

CVE

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

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

MEDIUM · CVSS 6.5 EPSS 0.00013

Monitor

No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-787Out-of-bounds Write

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Affected Products & Versions

qualcomm qca8695au firmwareall versions
qualcomm qca9367 firmwareall versions
qualcomm qca9377 firmwareall versions
qualcomm qcc710 firmwareall versions
qualcomm qcm2290 firmwareall versions
qualcomm qcm4325 firmwareall versions
qualcomm qcm5430 firmwareall versions
qualcomm qcm6125 firmwareall versions
Show all 60 affected productsqualcomm qcm6490 firmwareall versions
qualcomm qcn6224 firmwareall versions
qualcomm qcn6274 firmwareall versions
qualcomm qcn9011 firmwareall versions
qualcomm qcn9012 firmwareall versions
qualcomm qcs2290 firmwareall versions
qualcomm qcs4290 firmwareall versions
qualcomm qcs6690 firmwareall versions
qualcomm qcs8550 firmwareall versions
qualcomm qep8111 firmwareall versions
qualcomm qfw7114 firmwareall versions
qualcomm qfw7124 firmwareall versions
qualcomm qrb5165m firmwareall versions
qualcomm qrb5165n firmwareall versions
qualcomm 215 mobile firmwareall versions
qualcomm video collaboration vc1 firmwareall versions
qualcomm video collaboration vc3 firmwareall versions
qualcomm video collaboration vc5 firmwareall versions
qualcomm robotics rb2 firmwareall versions
qualcomm robotics rb5 firmwareall versions
qualcomm sa2150p firmwareall versions
qualcomm sa4150p firmwareall versions
qualcomm sa4155p firmwareall versions
qualcomm sa6145p firmwareall versions
qualcomm sa6150p firmwareall versions
qualcomm sa6155 firmwareall versions
qualcomm sa6155p firmwareall versions
qualcomm sa7255p firmwareall versions
qualcomm sa7775p firmwareall versions
qualcomm sa8145p firmwareall versions
qualcomm sa8150p firmwareall versions
qualcomm sa8155 firmwareall versions
qualcomm 5g fixed wireless access firmwareall versions
qualcomm ar8031 firmwareall versions
qualcomm ar8035 firmwareall versions
qualcomm c-v2x 9150 firmwareall versions
qualcomm csra6620 firmwareall versions
qualcomm csra6640 firmwareall versions
qualcomm fastconnect 6200 firmwareall versions
qualcomm fastconnect 6700 firmwareall versions
qualcomm fastconnect 6800 firmwareall versions
qualcomm fastconnect 6900 firmwareall versions
qualcomm fastconnect 7800 firmwareall versions
qualcomm flight rb5 5g firmwareall versions
qualcomm fwa gen 3 ultra firmwareall versions
qualcomm g1 gen 1 firmwareall versions
qualcomm g3x gen 2 firmwareall versions
qualcomm kalpeni firmwareall versions
qualcomm lemans au lgit firmwareall versions
qualcomm lemansau firmwareall versions
qualcomm mdm9250 firmwareall versions
qualcomm mdm9628 firmwareall versions

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Scoring & Timeline

6.5

MEDIUM · CVSS v3.1 · product-security@qualcomm.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD04 May 2026 · 05:16 PM

CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L

SSVC triage · cisa-vulnrichment

Exploitation

none

Automatable

Technical impact

total

SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

https://docs.qualcomm.com/product/publicresources/securitybulletin/may-2026-bulletin.htmlPatchVendor Advisory

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