Linux Distros Unpatched Vulnerability : CVE-2026-90324

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ublk: check importubuf return value importubuf can fail if the address range provided by the userspace ublk server is outside the allowed user address space...

CVE-2026-90324: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ublk: check importubuf return value importubuf can fail if the address range provided by the userspace ublk server is outside the allowed user address space. Return that 0 bytes were copied if importubuf fails rather than passing...

Linux kernel security vulnerabilities

The Linux kernel contains a security vulnerability stemming from a failure to validate the return value of importubuf. When the address range provided by the user-space ublk server exceeds permitted user addresses, importubuf may fail. As a result, an uninitialized struct ioviter is passed to...