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 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...

kernel: fbdev: Fix invalid page access after closing deferred I/O devices

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix invalid page access after closing deferred I/O devices When a fbdev with deferred I/O is once opened and closed, the dirty pages still remain queued in the pageref list, and eventually later those may be processed in t...

SUSE CVE-2024-50037

In the Linux kernel, the following vulnerability has been resolved: drm/fbdev-dma: Only cleanup deferred I/O if necessary Commit 5a498d4d06d6 "drm/fbdev-dma: Only install deferred I/O if necessary" initializes deferred I/O only if it is used. drmfbdevdmafbdestroy however calls fbdeferrediocleanup...

DEBIAN-CVE-2024-50037

In the Linux kernel, the following vulnerability has been resolved: drm/fbdev-dma: Only cleanup deferred I/O if necessary Commit 5a498d4d06d6 "drm/fbdev-dma: Only install deferred I/O if necessary" initializes deferred I/O only if it is used. drmfbdevdmafbdestroy however calls fbdeferrediocleanup...

UBUNTU-CVE-2024-50037

In the Linux kernel, the following vulnerability has been resolved: drm/fbdev-dma: Only cleanup deferred I/O if necessary Commit 5a498d4d06d6 "drm/fbdev-dma: Only install deferred I/O if necessary" initializes deferred I/O only if it is used. drmfbdevdmafbdestroy however calls fbdeferrediocleanup...

SUSE CVE-2023-52731

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix invalid page access after closing deferred I/O devices When a fbdev with deferred I/O is once opened and closed, the dirty pages still remain queued in the pageref list, and eventually later those may be processed in t...

DEBIAN-CVE-2023-52731

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix invalid page access after closing deferred I/O devices When a fbdev with deferred I/O is once opened and closed, the dirty pages still remain queued in the pageref list, and eventually later those may be processed in t...

kernel: drm/fb-helper: Fix out-of-bounds access

In the Linux kernel, the following vulnerability has been resolved: drm/fb-helper: Fix out-of-bounds access Clip memory range to screen-buffer size to avoid out-of-bounds access in fbdev deferred I/O's damage handling. Fbdev's deferred I/O can only track pages. From the range of pages, the damage...