CVE-2026-25068 is a heap-based buffer overflow vulnerability in alsa-lib versions 1.2.2 through 1.2.15.2, affecting the topology mixer control decoder. A specially crafted topology file can exploit this by providing an excessive number of channels, causing out-of-bounds heap writes and leading to a system crash. With a CVSS score of 4.6 (Medium), this vulnerability requires local access and user interaction to trigger, resulting in a denial of service. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.2.2, < 1.2.15.2CPE match | cpe:2.3:a:alsa-project:alsa-lib:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.