Description
A security vulnerability has been detected in mrubyc up to 3.4. This impacts the function mrbc_raw_realloc of the file src/alloc.c. Such manipulation of the argument ptr leads to null pointer dereference. An attack has to be approached locally. The name of the patch is 009111904807b8567262036bf45297c3da8f1c87. It is advisable to implement a patch to correct this issue.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | mrubyc | 3.0, 3.1, 3.2, 3.3, 3.4 | — |
References
- VDB-332925 | mrubyc alloc.c mrbc_raw_realloc null pointer dereference vdb-entry technical-description
- VDB-332925 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #692130 | mrubyc 3.4 NULL Pointer Dereference third-party-advisory
- https://github.com/mrubyc/mrubyc/issues/244 issue-tracking
- https://github.com/mrubyc/mrubyc/issues/244#issuecomment-3400382026 issue-tracking
- https://github.com/mrubyc/mrubyc/commit/009111904807b8567262036bf45297c3da8f1c87 patch