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CVE-2025-21483— Improper Restriction of Operations within the Bounds of a Memory Buffer in Data Network Stack & Connectivity

CVSS 9.8 · Critical EPSS 0.05% · P16
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I. Basic Information for CVE-2025-21483

Vulnerability Information
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Vulnerability Title
Improper Restriction of Operations within the Bounds of a Memory Buffer in Data Network Stack & Connectivity
Source: NVD (National Vulnerability Database)
Vulnerability Description
Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Qualcomm Chipsets 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualcomm Chipsets是美国高通（Qualcomm）公司的一系列芯片组。 Qualcomm Chipsets存在缓冲区错误漏洞，该漏洞源于UE在重组NALUs时处理RTP数据包不当，可能导致内存损坏。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

VendorProductAffected VersionsCPESubscribe
Qualcomm, Inc.Snapdragon APQ8017 -

II. Public POCs for CVE-2025-21483

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III. Intelligence Information for CVE-2025-21483

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Same Patch Batch · Qualcomm, Inc. · 2025-09-24 · 23 CVEs total

CVE-2025-270349.8 CRITICALImproper Validation of Array Index in Multi-Mode Call Processor
CVE-2025-214848.2 HIGHBuffer Over-read in Data Network Stack & Connectivity
CVE-2025-214878.2 HIGHBuffer Over-read in Data Network Stack & Connectivity
CVE-2025-214888.2 HIGHBuffer Over-read in Data Network Stack & Connectivity
CVE-2025-473297.8 HIGHRelease of Invalid Pointer or Reference in Android Core
CVE-2025-473277.8 HIGHUse After Free in Camera
CVE-2025-214767.8 HIGHBuffer Copy Without Checking Size of Input in Computer Vision
CVE-2025-214817.8 HIGHBuffer Copy Without Checking Size of Input in HLOS
CVE-2025-473177.8 HIGHBuffer Over-read in BT Controller
CVE-2025-473167.8 HIGHDouble Free in Video
CVE-2025-473157.8 HIGHUse After Free in Automotive Software platform based on QNX
CVE-2025-473147.8 HIGHImproper Input Validation in Automotive Software platform based on QNX
CVE-2025-270777.8 HIGHUse After Free in Automotive Software platform based on QNX
CVE-2025-270377.8 HIGHUse After Free in Camera Driver
CVE-2025-270327.8 HIGHImproper Access Control Applied to Mirrored or Aliased Memory Regions in Hypervisor
CVE-2025-473287.5 HIGHBuffer Over-read in WLAN HAL
CVE-2025-473187.5 HIGHBuffer Over-read in BT Controller
CVE-2025-473267.5 HIGHBuffer Over-read in WLAN HAL
CVE-2025-214827.1 HIGHCryptographic Issues in Core
CVE-2025-270306.1 MEDIUMBuffer Over-read in Audio

Showing top 20 of 23 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Snapdragon
Same vendor: Qualcomm, Inc.
Same weakness: CWE-119

V. Comments for CVE-2025-21483

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