Vulnerability in mmitch gbsplay

[ Description ]Official description

Gbsplay through 0.0.103 contains a heap out-of-bounds read vulnerability in gbr_open() in gbs.c that fails to verify file length before scanning the GBR ROM title field. Attackers can supply a crafted GBR file of 0x21 to 0x162 bytes to read past the heap buffer, crashing gbsplay or leaking memory.

[ 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/33812ed38d84b800b5a17f639ef6625f76290785
• 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-gbr-op…