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Code Issues 295 Packages Projects Releases 20 Wiki Activity

Fix arbitrary reads, update SecuROM check

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This commit is contained in:
Matt Nadareski
2022-03-15 10:39:06 -07:00
parent 3b0e3693eb
commit eef76d362a
2 changed files with 35 additions and 33 deletions
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23
BurnOutSharp/ProtectionType/SecuROM.cs
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@@ -34,17 +34,20 @@ namespace BurnOutSharp.ProtectionType
{
int sectionAddr = (int)lastSection.PointerToRawData;
int sectionEnd = sectionAddr + (int)lastSection.VirtualSize;
var matchers = new List<ContentMatchSet>
{
// AddD + (char)0x03 + (char)0x00 + (char)0x00 + (char)0x00)
new ContentMatchSet(
new ContentMatch(new byte?[] { 0x41, 0x64, 0x64, 0x44, 0x03, 0x00, 0x00, 0x00 }, start: sectionEnd),
GetV4Version, "SecuROM"),
};
string match = MatchUtil.GetFirstMatch(file, pex.SourceArray, matchers, includeDebug);
if (!string.IsNullOrWhiteSpace(match))
return match;
var postLastSectionData = pex.ReadArbitraryRange(rangeStart: sectionEnd);
if (postLastSectionData != null)
{
var matchers = new List<ContentMatchSet>
{
// AddD + (char)0x03 + (char)0x00 + (char)0x00 + (char)0x00)
new ContentMatchSet(new byte?[] { 0x41, 0x64, 0x64, 0x44, 0x03, 0x00, 0x00, 0x00 }, GetV4Version, "SecuROM"),
};
string match = MatchUtil.GetFirstMatch(file, postLastSectionData, matchers, includeDebug);
if (!string.IsNullOrWhiteSpace(match))
return match;
}
}
// Get the sections 5+, if they exist (example names: .fmqyrx, .vcltz, .iywiak)