SabreTools/SabreTools.Serialization
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Fix invalid base relocation table parsing

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This commit is contained in:
Matt Nadareski
2025-09-11 10:58:15 -04:00
parent 42913c6732
commit af84474795
1 changed files with 2 additions and 2 deletions
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4
SabreTools.Serialization/Deserializers/PortableExecutable.cs
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@@ -511,7 +511,7 @@ namespace SabreTools.Serialization.Deserializers
if (obj.BlockSize % 2 != 0)
return obj;
if (offset + obj.BlockSize > data.Length)
return obj;
return null;
int entryCount = ((int)obj.BlockSize - 8) / 2;
obj.TypeOffsetFieldEntries = new BaseRelocationTypeOffsetFieldEntry[entryCount];
@@ -539,7 +539,7 @@ namespace SabreTools.Serialization.Deserializers
var obj = new List<BaseRelocationBlock>();
int offset = 0;
while (offset < data.Length)
while (offset + 8 <= data.Length)
{
var block = ParseBaseRelocationBlock(data, ref offset);
if (block == null)