SUSE CVE-2026-89499

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Stop remote reader update when page swap fails The remote swapreaderpage callback can return -EBUSY when the writer moves the head before the remote catches it, particularly during an event storm on a small buffer...

CVE-2026-89748

A flaw was found in the Linux kernel's tracing subsystem. An issue in the simpleringbufferswapreaderpage function, related to retry exhaustion during ring buffer reader page swaps, can lead to incorrect handling of successful or failed operations. This can result in corruption of the ring buffer,...