CVE-2026-96674— alsa-lib through 1.2.16.1 Integer Overflow via Topology File
Quick assessment
Affected
ALSA Project alsa-lib
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.
alsa-lib through 1.2.16.1 computes combined topology element size using 32-bit arithmetic in src/topology/ctl.c, allowing integer overflow that defeats bounds checks. Attackers can supply crafted topology files that wrap size calculations, causing the decoder
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I. Basic Information for CVE-2026-96674
Vulnerability Information
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Vulnerability Title
alsa-lib through 1.2.16.1 Integer Overflow via Topology File
Source: CVE Program / CVE List V5
Vulnerability Description
alsa-lib through 1.2.16.1 computes combined topology element size using 32-bit arithmetic in src/topology/ctl.c, allowing integer overflow that defeats bounds checks. Attackers can supply crafted topology files that wrap size calculations, causing the decoder to read beyond the topology buffer and potentially leak sensitive data or crash the application.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| ALSA Project | alsa-lib | 0 ~ 1.2.16.1 | - |
|
II. Public POCs for CVE-2026-96674
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Pages for CVE-2026-96674 (1)
Other References for CVE-2026-96674 (2)
IV. Related Vulnerabilities
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V. Comments for CVE-2026-96674
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