SUSE CVE-2024-58091

In the Linux kernel, the following vulnerability has been resolved: drm/fbdev-dma: Add shadow buffering for deferred I/O DMA areas are not necessarily backed by struct page, so we cannot rely on it for deferred I/O. Allocate a shadow buffer for drivers that require deferred I/O and use it as...

CVE-2024-58091

In CVE-2024-58091, the Linux kernel DRM fbdev code (drm/fbdev-dma) was updated to add a shadow buffer for deferred I/O because DMA areas are not always backed by struct page. The root cause is that deferred I/O cannot reliably rely on struct page backing for those DMA areas, so the fix introduces...

CVE-2024-58091 drm/fbdev-dma: Add shadow buffering for deferred I/O

In the Linux kernel, the following vulnerability has been resolved: drm/fbdev-dma: Add shadow buffering for deferred I/O DMA areas are not necessarily backed by struct page, so we cannot rely on it for deferred I/O. Allocate a shadow buffer for drivers that require deferred I/O and use it as...