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fix: Add offset check

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Crsky
2026-02-02 20:01:10 +08:00
parent 5893179d92
commit 66e4e40bff
1 changed files with 1 additions and 1 deletions
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2
ArcFormats/Edoire/ArcARC.cs
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@@ -49,7 +49,7 @@ namespace GameRes.Formats.Edoire
if (!file.View.AsciiEqual (0, "@ARCH000")) if (!file.View.AsciiEqual (0, "@ARCH000"))
return null; return null;
var index_offset = file.View.ReadInt64 (file.MaxOffset-8); var index_offset = file.View.ReadInt64 (file.MaxOffset-8);
if (index_offset >= file.MaxOffset-12) if (index_offset <= 0 || index_offset >= file.MaxOffset-12)
return null; return null;
var count = file.View.ReadInt32 (index_offset); var count = file.View.ReadInt32 (index_offset);
if (!IsSaneCount (count)) if (!IsSaneCount (count))