CVE-2026-72034

In the Linux kernel, the following vulnerability has been resolved: fhandle: reject detached mounts in capablewrtmount The recent fhandle RCU fix moved the mount namespace capability check into capablewrtmount, so a non-NULL mntnamespace survives the nscapable dereference. The helper still assume...

CVE-2026-72034 fhandle: reject detached mounts in capable_wrt_mount()

In the Linux kernel, the following vulnerability has been resolved: fhandle: reject detached mounts in capablewrtmount The recent fhandle RCU fix moved the mount namespace capability check into capablewrtmount, so a non-NULL mntnamespace survives the nscapable dereference. The helper still assume...

CVE-2025-39717

CVE-2025-39717 concerns the Linux kernel and is described as resolved. The issue centers on open_tree_attr(2) and id-mapping changes: a bug in a previous commit allowed bypassing the restriction by calling open_tree_attr(2) without OPEN_TREE_CLONE, potentially enabling detached mounts to alter id...