mirror of https://github.com/mgba-emu/mgba.git
GB: Check for LY when loading state
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parent
7b86d5cec7
commit
740f7a0f66
src/gb
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@ -88,6 +88,7 @@ bool GBDeserialize(struct GB* gb, const struct GBSerializedState* state) {
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bool error = false;
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int32_t check;
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uint32_t ucheck;
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int16_t check16;
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LOAD_32LE(ucheck, 0, &state->versionMagic);
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if (ucheck > GB_SAVESTATE_MAGIC + GB_SAVESTATE_VERSION) {
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mLOG(GB_STATE, WARN, "Invalid or too new savestate: expected %08X, got %08X", GB_SAVESTATE_MAGIC + GB_SAVESTATE_VERSION, ucheck);
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@ -125,6 +126,11 @@ bool GBDeserialize(struct GB* gb, const struct GBSerializedState* state) {
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mLOG(GB_STATE, WARN, "Savestate is corrupted: video eventDiff is negative");
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error = true;
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}
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LOAD_32LE(check16, 0, &state->video.ly);
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if (check16 < 0 || check16 > GB_VIDEO_VERTICAL_TOTAL_PIXELS) {
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mLOG(GB_STATE, WARN, "Savestate is corrupted: video y is out of range");
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error = true;
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}
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if (error) {
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return false;
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}
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