CVE-2023-43543— Use After Free in Audio
Quick assessment
Affected
Qualcomm, Inc. Snapdragon
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Qualcomm 芯片是美国高通（Qualcomm）公司的芯片。一种将电路（主要包括半导体设备，也包括被动组件等）小型化的方式，并时常制造在半导体晶圆表面上。 Qualcomm 芯片存在安全漏洞，该漏洞源于由于图形对象的分配和释放之间的竞争条件，播放或录制音频时发生内存损坏。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-43543
Vulnerability Information
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Vulnerability Title
Use After Free in Audio
Source: CVE Program / CVE List V5
Vulnerability Description
Memory corruption in Audio during a playback or a recording due to race condition between allocation and deallocation of graph object.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Qualcomm 芯片 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualcomm 芯片是美国高通（Qualcomm）公司的芯片。一种将电路（主要包括半导体设备，也包括被动组件等）小型化的方式，并时常制造在半导体晶圆表面上。 Qualcomm 芯片存在安全漏洞，该漏洞源于由于图形对象的分配和释放之间的竞争条件，播放或录制音频时发生内存损坏。
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)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Qualcomm, Inc. | Snapdragon | QAM8255P | - |
|
II. Public POCs for CVE-2023-43543
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2023-43543 (1)
Same Patch Batch · Qualcomm, Inc. · 2024-06-03 · 12 CVEs total
| CVE-2023-43538 | 9.3 CRITICAL | Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in TZ Secure OS |
| CVE-2023-43556 | 9.3 CRITICAL | Buffer Copy Without Checking Size of Input in Hypervisor |
| CVE-2023-43551 | 9.1 CRITICAL | Improper Authentication in Multi-Mode Call Processor |
| CVE-2024-23360 | 8.4 HIGH | Improper Access Control in Graphics Windows |
| CVE-2023-43555 | 8.2 HIGH | Buffer Over-read in Video |
| CVE-2023-43542 | 7.8 HIGH | Buffer Copy Without Checking Size of Input in Trusted Execution Environment |
| CVE-2024-23363 | 7.5 HIGH | Buffer Over-read in WLAN Firmware |
| CVE-2023-43544 | 6.7 MEDIUM | Use After Free in Audio |
| CVE-2023-43545 | 6.7 MEDIUM | Integer Overflow or Wraparound in WLAN HOST |
| CVE-2023-43537 | 6.5 MEDIUM | Buffer Over-read in WLAN Host |
| CVE-2024-21478 | 6.2 MEDIUM | NULL Pointer Dereference in Graphics |
IV. Related Vulnerabilities
Same weakness: CWE-416
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CVE-2026-105824
ImageMagick before 7.1.2-30 Use-After-Free in RSVG Decoder W -
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IBM DataPower Gateway Use After Free -
CVE-2026-107167
M17n-lib: heap use-after-free write in re_init_ic() -
CVE-2026-107183
llama.cpp before b11393 Use-After-Free via common_chat_peg_m -
CVE-2026-106234
Chrome 155.0.8059.39前扩展Use After Free漏洞
V. Comments for CVE-2023-43543
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