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Validate the elf position argument more.

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2014-08-17 14:25:54 -07:00
parent 1d310ad8bb
commit cf4b607113
1 changed files with 12 additions and 0 deletions
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Core/HLE/sceKernelModule.cpp
+12
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@@ -1651,6 +1651,18 @@ u32 sceKernelLoadModule(const char *name, u32 flags, u32 optionAddr)
SceKernelLMOption *lmoption = 0;
if (optionAddr) {
lmoption = (SceKernelLMOption *)Memory::GetPointer(optionAddr);
if (lmoption->position < 0 || lmoption->position > 4) {
ERROR_LOG_REPORT(LOADER, "sceKernelLoadModule(%s): invalid position", name, lmoption->position);
return SCE_KERNEL_ERROR_ILLEGAL_MEMBLOCKTYPE;
}
if (lmoption->position == 3 || lmoption->position == 4) {
ERROR_LOG_REPORT(LOADER, "sceKernelLoadModule(%s): invalid position (aligned)", name, lmoption->position);
return SCE_KERNEL_ERROR_ILLEGAL_ALIGNMENT_SIZE;
}
if (lmoption->position == 2) {
ERROR_LOG_REPORT(LOADER, "sceKernelLoadModule(%s): invalid position (fixed)", name, lmoption->position);
return SCE_KERNEL_ERROR_MEMBLOCK_ALLOC_FAILED;
}
WARN_LOG_REPORT(LOADER, "sceKernelLoadModule: unsupported options size=%08x, flags=%08x, pos=%d, access=%d, data=%d, text=%d", lmoption->size, lmoption->flags, lmoption->position, lmoption->access, lmoption->mpiddata, lmoption->mpidtext);
}