CVE-2025-21483

Home/CVE/Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.

CVE

Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.

CRITICAL · CVSS 9.8 EPSS 0.00057

Schedule remediation

SSVC automatable: yes - attacks can be scripted at scale
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

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Affected Products & Versions

qualcomm apq8017 firmwareall versions
qualcomm apq8064au firmwareall versions
qualcomm aqt1000 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
Show all 60 affected productsqualcomm msm8996au firmwareall versions
qualcomm qam8255p firmwareall versions
qualcomm qam8295p firmwareall versions
qualcomm qam8620p firmwareall versions
qualcomm qam8650p firmwareall versions
qualcomm qam8775p firmwareall versions
qualcomm qamsrv1h firmwareall versions
qualcomm qamsrv1m firmwareall versions
qualcomm qca6310 firmwareall versions
qualcomm qca6320 firmwareall versions
qualcomm qca6335 firmwareall versions
qualcomm qca6391 firmwareall versions
qualcomm qca6420 firmwareall versions
qualcomm qca6426 firmwareall versions
qualcomm qca6430 firmwareall versions
qualcomm qca6436 firmwareall versions
qualcomm qca6564 firmwareall versions
qualcomm qca6564a firmwareall versions
qualcomm qca6564au firmwareall versions
qualcomm qca6574 firmwareall versions
qualcomm qca6574a firmwareall versions
qualcomm qca6574au firmwareall versions
qualcomm qca6595 firmwareall versions
qualcomm qca6595au firmwareall versions
qualcomm qca6678aq firmwareall versions
qualcomm qca6688aq firmwareall versions
qualcomm qca6696 firmwareall versions
qualcomm qca6698aq firmwareall versions
qualcomm qca6797aq firmwareall versions
qualcomm qcm2150 firmwareall versions
qualcomm qcm2290 firmwareall versions
qualcomm qcm4290 firmwareall versions
qualcomm qcm4325 firmwareall versions
qualcomm qcm4490 firmwareall versions
qualcomm qcm5430 firmwareall versions
qualcomm qcm6125 firmwareall versions
qualcomm qcm6490 firmwareall versions
qualcomm snapdragon 855\+\/860 mobile platform \(sm8150-ac\) firmwareall versions
qualcomm snapdragon 865 5g mobile platform firmwareall versions
qualcomm snapdragon 865\+ 5g mobile platform \(sm8250-ab\) firmwareall versions
qualcomm snapdragon 870 5g mobile platform \(sm8250-ac\) firmwareall versions
qualcomm snapdragon 888 5g mobile platform firmwareall versions
qualcomm snapdragon 888\+ 5g mobile platform \(sm8350-ac\) firmwareall versions
qualcomm snapdragon w5\+ gen 1 wearable platform firmwareall versions
qualcomm snapdragon x50 5g modem-rf system firmwareall versions
qualcomm snapdragon x55 5g modem-rf system firmwareall versions
qualcomm snapdragon xr1 platform firmwareall versions
qualcomm snapdragon xr2 5g platform firmwareall versions
qualcomm snapdragon xr2\+ gen 1 platform firmwareall versions
qualcomm srv1h firmwareall versions
qualcomm srv1l firmwareall versions
qualcomm srv1m firmwareall versions

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Scoring & Timeline

9.8

CRITICAL · 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 NVD24 Sep 2025 · 04:15 PM

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

SSVC triage · cisa-vulnrichment

Exploitation

none

Automatable

yes

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.

⚑

Vendor Advisories

android-securityANDROID-2025-09-01High

🔗

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/september-2025-bulletin.htmlVendor Advisory

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