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fs: fix out of bounds access when parsing directory paths

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This commit is contained in:
Michael Scire 2022-03-23 13:38:34 -07:00
parent 596a0f2551
commit 6f54ab5716
2 changed files with 5 additions and 6 deletions
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4
libraries/libstratosphere/include/stratosphere/fssystem/fssystem_directory_redirection_filesystem.hpp
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@ -41,8 +41,8 @@ namespace ams::fssystem {
private:
Result ResolveFullPath(fs::Path *out, const fs::Path &path) {
if (path.IsMatchHead(m_before_dir.GetString(), m_before_dir.GetLength())) {
R_TRY(out->InitializeWithFormat("%s%s", m_after_dir.GetString(), path.GetString() + m_before_dir.GetLength()));
R_TRY(out->Normalize(fs::PathFlags{}));
R_TRY(out->Initialize(m_after_dir));
R_TRY(out->AppendChild(path));
} else {
R_TRY(out->Initialize(path));
}