SabreTools/BinaryObjectScanner
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Code Issues 295 Packages Projects Releases 20 Wiki Activity

Make ReadArbitraryRange safer to handle

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This commit is contained in:
Matt Nadareski
2025-09-03 10:41:53 -04:00
parent 6904674785
commit b1600ad7d2
4 changed files with 48 additions and 13 deletions
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13
BinaryObjectScanner/Protection/CDDVDCops.cs
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@@ -73,9 +73,18 @@ namespace BinaryObjectScanner.Protection
public string? CheckExecutable(string file, NewExecutable nex, bool includeDebug)
{
// TODO: Don't read entire file
var data = nex.ReadArbitraryRange();
if (data == null)
byte[]? data;
try
{
data = nex.ReadArbitraryRange();
if (data == null)
return null;
}
catch
{
// Ignore errors reading ranges
return null;
}
// TODO: Figure out what NE section this lives in
var neMatchSets = new List<ContentMatchSet>

13
BinaryObjectScanner/Protection/Macrovision.SafeCast.cs
View File

@@ -52,9 +52,18 @@ namespace BinaryObjectScanner.Protection
}
// TODO: Don't read entire file
var data = nex.ReadArbitraryRange();
if (data == null)
byte[]? data;
try
{
data = nex.ReadArbitraryRange();
if (data == null)
return null;
}
catch
{
// Ignore errors reading ranges
return null;
}
var neMatchSets = new List<ContentMatchSet>
{

13
BinaryObjectScanner/Protection/RainbowSentinel.cs
View File

@@ -41,9 +41,18 @@ namespace BinaryObjectScanner.Protection
public string? CheckExecutable(string file, NewExecutable nex, bool includeDebug)
{
// TODO: Don't read entire file
var data = nex.ReadArbitraryRange();
if (data == null)
byte[]? data;
try
{
data = nex.ReadArbitraryRange();
if (data == null)
return null;
}
catch
{
// Ignore errors reading ranges
return null;
}
// TODO: Figure out what NE section this lives in
var neMatchSets = new List<ContentMatchSet>