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Check partitions size before erasing to avoid memory corruption

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yeggor 2023-03-17 02:10:32 +04:00 committed by Nikolaj Schlej
parent aa3e790fb1
commit 6875968d97
2 changed files with 15 additions and 1 deletions
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6
common/ffsparser.cpp
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@ -4220,6 +4220,9 @@ USTATUS FfsParser::parseBpdtRegion(const UByteArray & region, const UINT32 local
} }
make_partition_table_consistent: make_partition_table_consistent:
if (partitions.empty()) {
return U_INVALID_ME_PARTITION_TABLE;
}
// Sort partitions by offset // Sort partitions by offset
std::sort(partitions.begin(), partitions.end()); std::sort(partitions.begin(), partitions.end());
@ -4521,6 +4524,9 @@ USTATUS FfsParser::parseCpdRegion(const UByteArray & region, const UINT32 localO
} }
make_partition_table_consistent: make_partition_table_consistent:
if (partitions.empty()) {
return U_INVALID_ME_PARTITION_TABLE;
}
// Sort partitions by offset // Sort partitions by offset
std::sort(partitions.begin(), partitions.end()); std::sort(partitions.begin(), partitions.end());

10
common/meparser.cpp
View file

@ -223,7 +223,9 @@ USTATUS MeParser::parseFptRegion(const UByteArray & region, const UModelIndex &
} }
make_partition_table_consistent: make_partition_table_consistent:
if (partitions.empty()) {
return U_INVALID_ME_PARTITION_TABLE;
}
// Sort partitions by offset // Sort partitions by offset
std::sort(partitions.begin(), partitions.end()); std::sort(partitions.begin(), partitions.end());
@ -384,6 +386,9 @@ USTATUS MeParser::parseIfwi16Region(const UByteArray & region, const UModelIndex
} }
make_partition_table_consistent: make_partition_table_consistent:
if (partitions.empty()) {
return U_INVALID_ME_PARTITION_TABLE;
}
// Sort partitions by offset // Sort partitions by offset
std::sort(partitions.begin(), partitions.end()); std::sort(partitions.begin(), partitions.end());
@ -565,6 +570,9 @@ USTATUS MeParser::parseIfwi17Region(const UByteArray & region, const UModelIndex
} }
make_partition_table_consistent: make_partition_table_consistent:
if (partitions.empty()) {
return U_INVALID_ME_PARTITION_TABLE;
}
// Sort partitions by offset // Sort partitions by offset
std::sort(partitions.begin(), partitions.end()); std::sort(partitions.begin(), partitions.end());