CVE-2026-98511

A flaw was found in the Linux kernel's Nouveau GPU driver. When attempting to re-pin a memory buffer into an incompatible memory domain, the driver rejects the request but fails to prevent an increment of the buffer's pin count. Because callers do not unpin after an error, this causes an unbalanc...

USN-4945-2: Linux kernel (Raspberry Pi) vulnerabilities

USN-4945-1 fixed vulnerabilities in the Linux kernel for Ubuntu 20.04 LTS and Ubuntu 18.04 LTS. This update provides the corresponding Linux kernel updates targeted specifically for Raspberry Pi devices in those same Ubuntu Releases. Original advisory details: It was discovered that the Nouveau G...