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Reduce the limit for ELF size to 24MB (still unreasonably large)

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Henrik Rydgård
2026-02-05 13:26:20 +01:00
parent d8c40eefe8
commit 6ae4fee26b
1 changed files with 6 additions and 4 deletions
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Core/HLE/sceKernelModule.cpp
+6 -4
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@@ -1076,8 +1076,8 @@ static PSPModule *__KernelLoadELFFromPtr(const u8 *ptr, size_t elfSize, u32 load
// In this case it's definitely not compressed. Added assert below.
}
// Don't accept ELFs over 32MB.
if (decryptedSize > 32 * 1024 * 1024) {
// Don't accept ELFs over 24MB.
if (decryptedSize > 24 * 1024 * 1024) {
*error_string = StringFromFormat("ELF/PRX corrupt, unreasonable decrypted size: %d", (u32)decryptedSize);
// TODO: Might be the wrong error code.
error = SCE_KERNEL_ERROR_FILEERR;
@@ -1088,13 +1088,15 @@ static PSPModule *__KernelLoadELFFromPtr(const u8 *ptr, size_t elfSize, u32 load
if (isGzip) {
_dbg_assert_(Read32(ptr + 0x150) != ELF_MAGIC);
auto temp = new u8[decryptedSize];
// Can't decompress in place so we need a temporary buffer.
u8 *temp = (u8 *)malloc(decryptedSize);
_assert_msg_(temp != nullptr, "Failed to allocate gzip decompression buffer");
memcpy(temp, ptr, decryptedSize);
int outBytes = gzipDecompress((u8 *)ptr, maxElfSize, temp);
if (outBytes < 0) {
ERROR_LOG(Log::sceModule, "Module gzip decompression failed!");
}
delete[] temp;
free(temp);
INFO_LOG(Log::sceModule, "gzip is enabled in '%s', decompressing (%d -> %d bytes, bufmax=%d).", head->modname, decryptedSize, outBytes, maxElfSize);
}