High · 7.5 CVE-2026-38976 EUVD-2026-41977GHSA-ff2c-rpvx-jp6m

mrubyc through 3.4.1 was found to contain a NULL pointer dereference in src/vm.c in op_super() / OP_SUPER due to a missing runtime guard fo…

Published Jul 6, 2026 · Updated Jul 7, 2026 · Assigned by mitre

Description

mrubyc through 3.4.1 was found to contain a NULL pointer dereference in src/vm.c in op_super() / OP_SUPER due to a missing runtime guard for top-level super.

References

https://github.com/mrubyc/mrubyc/issues/276
https://github.com/hayat01sh1da/mrubyc/commit/c4aa2a06bfdd13a0f1ae5165c5760a2530314a42
https://github.com/mrubyc/mrubyc