Vulnerability in mmitch gbsplay

[ Description ]Official description

gbsplay through 0.0.103 contains a heap out-of-bounds read vulnerability in vgm_open() in gbs.c that walks the VGM command stream without bounds checks. Attackers can supply a crafted VGM file with wait opcodes and no 0x66 terminator to read past the heap buffer and crash the player.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• github.com/mmitch/gbsplay
• github.com/mmitch/gbsplay/blob/0.0.103/gbs.c
• github.com/mmitch/gbsplay/commit/91b1f6df0abd3914f91caa528ec3213d731999e8
• github.com/mmitch/gbsplay/issues/201
• hackmd.io/@haindpwn/gbsplay-rom-bank-index-oob-read
• www.vulncheck.com/advisories/gbsplay-through-0.0.103-heap-out-of-bounds-read-via-vgm-op…