CVE-2026-111150
Medium
Description
ValleyBell libvgm through commit a6eed945 contains a heap out-of-bounds read vulnerability in the PCM data-block decompressor caused by an unbounded compression-table index. Attackers can supply a crafted .vgm file with a small type 0x7F table and wider compressed values, causing DecompressDataBlk to over-read heap memory and crash consumers.
SeverityMedium
CVSS5.5
Exploit probability—
ProductValleybell Libvgm
PublishedOct 15, 2026
First seenOct 15, 2026
Weakness typeCWE-125Out-of-bounds read
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ValleyBell libvgm | v ≤ a6eed945ecf4e5a25cf82004779c6f7e4fd5c319 | — |
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