CVE-2024-11991

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...

DFG JIT Use-After-Free

DFG's doesGC is incorrect about the HasIndexedProperty operation's behavior on StringObjects. This can lead to a use-after-free condition. See also https://bugs.chromium.org/p/project-zero/issues/detail?id=1699 for a similar issue. The DFG JIT compiler attempts to determine whether a DFG IR...

CVE-2024-11991

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...

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 potentially allow unauthorized read or write access to a Canister's memory. However, exploiting this bug requires the...

CVE-2024-11991: Use of Uninitialized Resource

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...

PT-2024-17386 · Motoko · Motoko

Name of the Vulnerable Software and Affected Versions: Motoko affected versions not specified Description: The incremental garbage collector in Motoko is affected by an uninitialized memory access bug. This issue is caused by the incorrect use of write barriers in a few locations, potentially...

Speculative Load Disordering

Bulletin ID: AMD-SB-1035 Potential Impact: Data Leakage Severity: Low Summary AMD processors may speculatively re-order load instructions which can result in stale data being observed when multiple processors are operating on shared memory, resulting in potential data leakage. CVE Details...

WebKit JSC JIT Use-After-Free

WebKit: JSC: JIT: GetIndexedPropertyStorage can GC CVE-2018-4442 The doesGC function simply takes a node, and tells if it might cause a garbage collection. This function is used to determine whether to insert write barriers. But it's missing some cases such as StringCharAt, StringCharCodeAt and...