Vulnerability 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.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://github.com/mmitch/gbsplay
- https://github.com/mmitch/gbsplay/blob/0.0.103/gbs.c#L996-L1010
- https://github.com/mmitch/gbsplay/commit/91b1f6df0abd3914f91caa528ec3213d731999e
- https://github.com/mmitch/gbsplay/issues/201
- https://hackmd.io/@haindpwn/gbsplay-rom-bank-index-oob-read
- https://www.vulncheck.com/advisories/gbsplay-through-0.0.103-heap-out-of-bounds-
FAQ
What is CVE-2026-116727?
CVE-2026-116727 is a vulnerability with a CVSS score of 3.3 (LOW). 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 wa...
How severe is CVE-2026-116727?
CVE-2026-116727 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-116727?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.