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-rw-r--r--install/install.cpp8
1 files changed, 7 insertions, 1 deletions
diff --git a/install/install.cpp b/install/install.cpp
index 753373206..1b220cb39 100644
--- a/install/install.cpp
+++ b/install/install.cpp
@@ -246,7 +246,13 @@ bool SetUpAbUpdateCommands(const std::string& package, ZipArchiveHandle zip, int
LOG(ERROR) << "Failed to find " << AB_OTA_PAYLOAD_PROPERTIES;
return false;
}
- uint32_t properties_entry_length = properties_entry.uncompressed_length;
+ auto properties_entry_length = properties_entry.uncompressed_length;
+ if (properties_entry_length > std::numeric_limits<size_t>::max()) {
+ LOG(ERROR) << "Failed to extract " << AB_OTA_PAYLOAD_PROPERTIES
+ << " because's uncompressed size exceeds size of address space. "
+ << properties_entry_length;
+ return false;
+ }
std::vector<uint8_t> payload_properties(properties_entry_length);
int32_t err =
ExtractToMemory(zip, &properties_entry, payload_properties.data(), properties_entry_length);