CVE-2026-31694

A flaw was found in the Linux kernel's Filesystem in Userspace FUSE component. A malicious FUSE server could exploit this by providing an oversized directory entry dirent that is not properly validated. This improper validation causes a memory copy operation to write beyond the allocated buffer,...

CVE-2026-31694

In the Linux kernel, the following vulnerability has been resolved: fuse: reject oversized dirents in page cache fuseadddirenttocache computes a serialized dirent size from the server-controlled namelen field and copies the dirent into a single page-cache page. The existing logic only checks...