denshooter/genode
1
0
Fork 0
mirror of https://github.com/mmueller41/genode.git synced 2026-01-21 12:32:56 +01:00
Code Issues Packages Projects Releases Wiki Activity

Fixed use after free in ram_file_system.

Browse Source
This commit is contained in:
Michael Mueller
2024-10-24 14:20:57 +02:00
parent 46fc5f748a
commit b2283a69e0
1 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
repos/os/src/lib/vfs/ram_file_system.h
View File

@@ -778,13 +778,14 @@ class Vfs::Ram_file_system : public Vfs::File_system
bool node_modified = ram_handle->modifying;
ram_handle->node.close(*ram_handle);
destroy(vfs_handle->alloc(), ram_handle);
if (ram_handle->node.unlinked() && !ram_handle->node.opened()) {
destroy(_env.alloc(), &ram_handle->node);
} else if (node_modified) {
node.notify();
}
destroy(vfs_handle->alloc(), ram_handle);
}
Stat_result stat(char const *path, Stat &stat) override