diff options
Diffstat (limited to '')
-rw-r--r-- | src/core/file_sys/ips_layer.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/core/file_sys/ips_layer.cpp b/src/core/file_sys/ips_layer.cpp index 7be1322cc..31033634c 100644 --- a/src/core/file_sys/ips_layer.cpp +++ b/src/core/file_sys/ips_layer.cpp @@ -73,6 +73,9 @@ VirtualFile PatchIPS(const VirtualFile& in, const VirtualFile& ips) { return nullptr; auto in_data = in->ReadAllBytes(); + if (in_data.size() == 0) { + return nullptr; + } std::vector<u8> temp(type == IPSFileType::IPS ? 3 : 4); u64 offset = 5; // After header @@ -88,6 +91,10 @@ VirtualFile PatchIPS(const VirtualFile& in, const VirtualFile& ips) { else real_offset = (temp[0] << 16) | (temp[1] << 8) | temp[2]; + if (real_offset > in_data.size()) { + return nullptr; + } + u16 data_size{}; if (ips->ReadObject(&data_size, offset) != sizeof(u16)) return nullptr; |