Medium severity6.1NVD Advisory· Published Oct 15, 2026
CVE-2026-111157
CVE-2026-111157
Description
SoX through 14.4.2 contains a heap out-of-bounds write vulnerability in lsx_ms_adpcm_block_expand_i() in src/adpcm.c, triggered by an odd samplesPerBlock value in the WAV fmt chunk. Attackers can supply a crafted MS ADPCM WAV file to sox or any libsox consumer to write a partially controlled 16-bit sample past the heap buffer allocated by wav_ms_adpcm_fmt().
Affected products
2- Range: <=14.4.2
Patches
Vulnerability mechanics
References
5- github.com/chirlu/sox/blob/42b3557e13e0fe01a83465b672d89faddbe65f49/src/adpcm.cnvd
- github.com/chirlu/sox/blob/42b3557e13e0fe01a83465b672d89faddbe65f49/src/wav.cnvd
- hackmd.io/@haind-pwn/sox-wav-ms-adpcm-samplesperblock-oob-writenvd
- sourceforge.net/projects/sox/nvd
- www.vulncheck.com/advisories/sox-through-14.4.2-heap-out-of-bounds-write-via-ms-adpcm-wav-decodingnvd
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