CVE-2026-122328

High

Description

SDL_mixer 3.1.2 through 3.2.4 contains a stack-based buffer overflow vulnerability in FetchXLaw() of src/decoder_wav.c when decoding A-law or mu-law WAV files. Attackers can supply a crafted WAV file whose doubly-offset float expansion overwrites about 1 KB of adjacent stack memory, causing crashes or potentially code execution.

SeverityHigh
CVSS7.8
Exploit probability—
ProductSDL_mixer
PublishedNov 5, 2026
First seenNov 5, 2026
Weakness typeCWE-121CWE-121

How to fix

Affected products

ProductAffected versionsFixed in
libsdl-org SDL_mixer3.1.2 ≤ v ≤ 3.2.4—

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