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fixes: make dolreader validate section addresses and sizes

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IOS and IPL reject non-32byte aligned sections
This commit is contained in:
DacoTaco
2026-05-13 20:26:47 +02:00
committed by OatmealDome
parent 289ff60cc2
commit 1496e7a06c
1 changed files with 16 additions and 0 deletions
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16
Source/Core/Core/Boot/DolReader.cpp
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@@ -53,6 +53,14 @@ bool DolReader::Initialize(std::span<const u8> buffer)
{
if (m_dolheader.textSize[i] != 0)
{
if ((m_dolheader.textAddress[i] & 31) != 0 || (m_dolheader.textSize[i] & 31) != 0)
{
ERROR_LOG_FMT(BOOT,
"Text section {} is not 32-byte aligned: address = 0x{:08x}, size = 0x{:x}",
i, m_dolheader.textAddress[i], m_dolheader.textSize[i]);
return false;
}
if (buffer.size() < m_dolheader.textOffset[i] + m_dolheader.textSize[i])
return false;
@@ -80,6 +88,14 @@ bool DolReader::Initialize(std::span<const u8> buffer)
{
u32 section_size = m_dolheader.dataSize[i];
u32 section_offset = m_dolheader.dataOffset[i];
if ((m_dolheader.dataAddress[i] & 31) != 0 || (section_size & 31) != 0)
{
ERROR_LOG_FMT(BOOT,
"Data section {} is not 32-byte aligned: address = 0x{:08x}, size = 0x{:x}",
i, m_dolheader.dataAddress[i], section_size);
return false;
}
if (buffer.size() < section_offset)
return false;