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Critical severity9.8NVD Advisory· Published Aug 7, 2025· Updated Apr 15, 2026

CVE-2025-54951

CVE-2025-54951

Description

A group of related buffer overflow vulnerabilities in the loading of ExecuTorch models can cause the runtime to crash and potentially result in code execution or other undesirable effects. This issue affects ExecuTorch prior to commit cea9b23aa8ff78aff92829a466da97461cc7930c.

Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
executorchPyPI
< 0.7.00.7.0
org.pytorch:executorch-androidMaven
< 0.7.00.7.0
github.com/pytorch/executorchSwiftURL
< 0.7.00.7.0

Patches

1
cea9b23aa8ff

Validate kTensorDimensionLimit

https://github.com/pytorch/executorchJacob SzwejbkaJul 22, 2025via ghsa
commit
3 files changed · +17 −0
  • runtime/executor/targets.bzl+1 −0 modified
    @@ -133,6 +133,7 @@ def define_common_targets():
             ],
             deps = [
                 "//executorch/schema:program",
+                "//executorch/runtime/core/exec_aten/util:tensor_dimension_limit"
             ],
             visibility = [
                 "//executorch/runtime/executor/...",
  • runtime/executor/tensor_parser_aten.cpp+8 −0 modified
    @@ -10,6 +10,7 @@
 
 #include <executorch/runtime/core/exec_aten/util/dim_order_util.h>
 #include <executorch/runtime/core/exec_aten/util/scalar_type_util.h>
+#include <executorch/runtime/core/exec_aten/util/tensor_dimension_limit.h>
 #include <executorch/runtime/core/named_data_map.h>
 #include <executorch/runtime/executor/memory_manager.h>
 #include <executorch/runtime/executor/program.h>
@@ -58,6 +59,13 @@ Result<at::Tensor> parseTensor(
       s_tensor->sizes() != nullptr, InvalidProgram, "Missing sizes field");
   size_t ndim = s_tensor->sizes()->size();
 
+  ET_CHECK_OR_RETURN_ERROR(
+      ndim <= kTensorDimensionLimit,
+      InvalidProgram,
+      "Tensor rank too large %" ET_PRIsize_t " > %zu",
+      ndim,
+      kTensorDimensionLimit)
+
   ET_CHECK_OR_RETURN_ERROR(
       s_tensor->dim_order() != nullptr,
       InvalidProgram,
  • runtime/executor/tensor_parser_portable.cpp+8 −0 modified
    @@ -11,6 +11,7 @@
 #include <executorch/runtime/core/exec_aten/exec_aten.h>
 #include <executorch/runtime/core/exec_aten/util/dim_order_util.h>
 #include <executorch/runtime/core/exec_aten/util/scalar_type_util.h>
+#include <executorch/runtime/core/exec_aten/util/tensor_dimension_limit.h>
 #include <executorch/runtime/core/named_data_map.h>
 #include <executorch/runtime/executor/memory_manager.h>
 #include <executorch/runtime/executor/program.h>
@@ -62,6 +63,13 @@ Result<Tensor> parseTensor(
   const auto serialized_sizes = s_tensor->sizes()->data();
   const auto dim = s_tensor->sizes()->size();
 
+  ET_CHECK_OR_RETURN_ERROR(
+      dim <= kTensorDimensionLimit,
+      InvalidProgram,
+      "Tensor rank too large %" PRIu32 " > %zu",
+      dim,
+      kTensorDimensionLimit)
+
   ET_CHECK_OR_RETURN_ERROR(
       s_tensor->dim_order() != nullptr,
       InvalidProgram,

Vulnerability mechanics

Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.

References

4

News mentions

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