Medium severity5.5NVD Advisory· Published Oct 15, 2026
CVE-2026-111150
CVE-2026-111150
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.
Affected products
1- Range: <a6eed945ecf4e5a25cf82004779c6f7e4fd5c319
Patches
Vulnerability mechanics
References
4- github.com/ValleyBell/libvgm/blob/a6eed945ecf4e5a25cf82004779c6f7e4fd5c319/player/dblk_compr.cnvd
- github.com/ValleyBell/libvgm/blob/a6eed945ecf4e5a25cf82004779c6f7e4fd5c319/player/dblk_compr.cnvd
- hackmd.io/@haind-pwn/libvgm-pcm-compression-table-oob-readnvd
- www.vulncheck.com/advisories/valleybell-libvgm-through-commit-a6eed945-heap-out-of-bounds-read-via-decompressdatablknvd
News mentions
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