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authorKelvin Zhang <zhangkelvin@google.com>2020-09-17 17:32:29 +0200
committerKelvin Zhang <zhangkelvin@google.com>2020-09-18 23:41:51 +0200
commitd1ba38f7c96e74901779089fea6d09b0c7c2521d (patch)
treef892e9ca467b4f751345a2a3200caf8903a217c9 /install/verifier.cpp
parentMerge "Switch to zip64 in recovery" (diff)
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Diffstat (limited to '')
-rw-r--r--install/verifier.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/install/verifier.cpp b/install/verifier.cpp
index d8bc53f69..3f0260138 100644
--- a/install/verifier.cpp
+++ b/install/verifier.cpp
@@ -323,6 +323,12 @@ static std::vector<Certificate> IterateZipEntriesAndSearchForKeys(const ZipArchi
std::string_view name;
ZipEntry64 entry;
while ((iter_status = Next(cookie, &entry, &name)) == 0) {
+ if (entry.uncompressed_length > std::numeric_limits<size_t>::max()) {
+ LOG(ERROR) << "Failed to extract " << name
+ << " because's uncompressed size exceeds size of address space. "
+ << entry.uncompressed_length;
+ return {};
+ }
std::vector<uint8_t> pem_content(entry.uncompressed_length);
if (int32_t extract_status =
ExtractToMemory(handle, &entry, pem_content.data(), pem_content.size());