Merge pull request #1593 from volatilityfoundation/mountinfo_superblock_check

Add missing pointer validation check in mountinfo
2026-09-09 11:17:38 +02:00 · 2025-02-01 01:43:13 +00:00
parent 346a5d98da efbc410c4d
commit 75b55c3b30
1 changed files with 4 additions and 1 deletions
@@ -93,11 +93,14 @@ class MountInfo(plugins.PluginInterface):
            return None

        mnt_root_path = mnt_root.path()
-        superblock = mnt.get_mnt_sb()

        mnt_id: int = mnt.mnt_id
        parent_id: int = mnt.mnt_parent.mnt_id

+        superblock = mnt.get_mnt_sb()
+        if not (superblock and superblock.is_readable()):
+            return None
+
        st_dev = f"{superblock.major}:{superblock.minor}"

        mnt_opts: List[str] = []