CVE-2024-11991 — Uninitialized memory access in Motoko incremental garbage collector
Motoko's incremental garbage collector is impacted by an uninitialized memory access bug, caused by incorrect use of write barriers in a few locations. This vulnerability could …
Published: 2024-12-09 · CVSS: 5.6 · CVSS 3.1
Motoko's incremental garbage collector is impacted by an uninitialized memory access bug, caused by incorrect use of write barriers in a few locations. This vulnerability could potentially allow unauthorized read or write access to a Canister's memory. However, exploiting this bug requires the Canister to enable the incremental garbage collector or enhanced orthogonal persistence, which are non-default features in Motoko.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7