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 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...

CVE-2024-58091

CVE-2024-58091 – Linux kernel drm_fbdev-dma shadow buffering : The vulnerability arises in DMA areas not always backed by struct page, breaking deferred I/O handling for framebuffer memory. The fix introduces a shadow buffer for drivers requiring deferred I/O and uses it as framebuffer memory, pr...