apio/Luna
1
1
Fork 0
Code Issues Pull Requests Actions Projects Releases 8 Wiki Activity

kernel: Return EACCES when trying to chdir to an unaccessible directory

Browse Source
This commit is contained in:
apio 2023-05-26 20:49:13 +02:00
parent cba0a23db9
commit d89a823924
Signed by: apio
GPG Key ID: B8A7D06E42258954
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
kernel/src/sys/chdir.cpp
View File

@ -14,6 +14,7 @@ Result<u64> sys_chdir(Registers*, SyscallArgs args)
SharedPtr<VFS::Inode> inode = TRY(VFS::resolve_path(path.chars(), current->auth)); SharedPtr<VFS::Inode> inode = TRY(VFS::resolve_path(path.chars(), current->auth));
if (inode->type() != VFS::InodeType::Directory) return err(ENOTDIR); if (inode->type() != VFS::InodeType::Directory) return err(ENOTDIR);
if (!VFS::can_execute(inode, current->auth)) return err(EACCES);
inode->add_handle(); inode->add_handle();
if (current->current_directory) current->current_directory->remove_handle(); if (current->current_directory) current->current_directory->remove_handle();
@ -28,6 +29,7 @@ Result<u64> sys_chdir(Registers*, SyscallArgs args)
SharedPtr<VFS::Inode> inode = TRY(VFS::resolve_path(path.chars(), current->auth, current->current_directory)); SharedPtr<VFS::Inode> inode = TRY(VFS::resolve_path(path.chars(), current->auth, current->current_directory));
if (inode->type() != VFS::InodeType::Directory) return err(ENOTDIR); if (inode->type() != VFS::InodeType::Directory) return err(ENOTDIR);
if (!VFS::can_execute(inode, current->auth)) return err(EACCES);
auto old_wdir = current->current_directory_path.view(); auto old_wdir = current->current_directory_path.view();