PT-2026-43932

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the fbdev: defio component where deferred I/O was tied to the lifetime of struct fb info. This created a condition where a device hot-unplug could occur while user space...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: drm/fb-helper: Fixed out-of-bounds access issues. The memory range was clipped to the size of the screen buffer to prevent out-of-bounds access during the damage handling in fbdev’ deferred I/O operations. fbdev’ deferred I/O can...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: drm/fbdev-dma: Added 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 a...

EUVD-2025-8496

Malicious code in bioql PyPI...

CVE-2022-50221

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...

SUSE CVE-2022-50221

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...

CVE-2022-50221

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...

CVE-2022-50221 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...

CVE-2022-50130

In the Linux kernel, the following vulnerability has been resolved: staging: fbtft: core: set smemlen before fbdeferredioinit call The fbtftframebufferalloc calls fbdeferredioinit before initializing info-fix.smemlen. It is set to zero by the framebufferalloc function. It will trigger a WARNON at...

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...

UBUNTU-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

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...

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-2022-49511

In the Linux kernel, the following vulnerability has been resolved: fbdev: defio: fix the pagelist corruption Easily hit the below list corruption: == listadd corruption. prev-next should be next ffffffffc0ceb090, but was ffffec604507edc8. prev=ffffec604507edc8. WARNING: CPU: 65 PID: 3959 at...

PT-2025-13206 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved by adding shadow buffering for deferred I/O in the drm/fbdev-dma module. This change addresses driver errors related to kernel NUL...

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...

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...

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...

UBUNTU-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...

CVE-2023-52731 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...