CVE-2022-49162

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: sm712fb: Fix crash in smtcfbwrite When the sm712fb driver writes three bytes to the framebuffer, the driver will crash: BUG: unable to handle page fault for address: ffffc90001ffffff RIP: 0010:smtcfbwrite+0x454/0x5b...

DEBIAN-CVE-2022-49162

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: sm712fb: Fix crash in smtcfbwrite When the sm712fb driver writes three bytes to the framebuffer, the driver will crash: BUG: unable to handle page fault for address: ffffc90001ffffff RIP: 0010:smtcfbwrite+0x454/0x5b...

CVE-2022-49070

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix unregistering of framebuffers without device OF framebuffers do not have an underlying device in the Linux device hierarchy. Do a regular unregister call instead of hot unplugging such a non-existing device. Fixes a NU...

DEBIAN-CVE-2021-47652

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: smscufx: Fix null-ptr-deref in ufxusbprobe I got a null-ptr-deref report: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:fbdestroymodelist+0x38/0x100 ... Call Trace:...

DEBIAN-CVE-2021-47641

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: cirrusfb: check pixclock to avoid divide by zero Do a sanity check on pixclock value to avoid divide by zero. If the pixclock value is zero, the cirrusfb driver will round up pixclock to get the derived frequency as...

CVE-2022-49419

The Linux kernel contains a use-after-free vulnerability in the vesafb driver (specifically in the vesafb_remove() function). The issue arises from incorrect cleanup logic for the fb_info pointer; while a previous fix addressed cases where .fb_destroy followed .remove, a secondary scenario exists...

CVE-2022-49419 video: fbdev: vesafb: Fix a use-after-free due early fb_info cleanup

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: vesafb: Fix a use-after-free due early fbinfo cleanup Commit b3c9a924aab6 "fbdev: vesafb: Cleanup fbinfo in .fbdestroy rather than .remove" fixed a use-after-free error due the vesafb driver freeing the fbinfo in th...

CVE-2022-49162

The CVE-2022-49162 issue affects the Linux kernel’s videoFbDev driver sm712fb (smtcfb_write). When the sm712fb driver attempted to write three bytes to the framebuffer, a page fault could crash the kernel. The root cause described across connected advisories is an endianness handling path that co...

CVE-2022-49162 video: fbdev: sm712fb: Fix crash in smtcfb_write()

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: sm712fb: Fix crash in smtcfbwrite When the sm712fb driver writes three bytes to the framebuffer, the driver will crash: BUG: unable to handle page fault for address: ffffc90001ffffff RIP: 0010:smtcfbwrite+0x454/0x5b...

CVE-2022-49162

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: sm712fb: Fix crash in smtcfbwrite When the sm712fb driver writes three bytes to the framebuffer, the driver will crash: BUG: unable to handle page fault for address: ffffc90001ffffff RIP: 0010:smtcfbwrite+0x454/0x5b...

CVE-2022-49162 video: fbdev: sm712fb: Fix crash in smtcfb_write()

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: sm712fb: Fix crash in smtcfbwrite When the sm712fb driver writes three bytes to the framebuffer, the driver will crash: BUG: unable to handle page fault for address: ffffc90001ffffff RIP: 0010:smtcfbwrite+0x454/0x5b...

CVE-2022-49070 fbdev: Fix unregistering of framebuffers without device

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix unregistering of framebuffers without device OF framebuffers do not have an underlying device in the Linux device hierarchy. Do a regular unregister call instead of hot unplugging such a non-existing device. Fixes a NU...

CVE-2022-49070

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix unregistering of framebuffers without device OF framebuffers do not have an underlying device in the Linux device hierarchy. Do a regular unregister call instead of hot unplugging such a non-existing device. Fixes a NU...

CVE-2022-49070

CVE-2022-49070 affects the Linux kernel framebuffer (fbdev) unregister path. The issue arises when unregistering framebuffers without an underlying device, risking a NULL dereference. The patch changes the flow to perform a regular unregister instead of hot-unplugging a non-existent device, corre...

CVE-2022-49070 fbdev: Fix unregistering of framebuffers without device

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix unregistering of framebuffers without device OF framebuffers do not have an underlying device in the Linux device hierarchy. Do a regular unregister call instead of hot unplugging such a non-existing device. Fixes a NU...

CVE-2022-49070 fbdev: Fix unregistering of framebuffers without device

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fix unregistering of framebuffers without device OF framebuffers do not have an underlying device in the Linux device hierarchy. Do a regular unregister call instead of hot unplugging such a non-existing device. Fixes a NU...

CVE-2021-47642

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: nvidiafb: Use strscpy to prevent buffer overflow Coverity complains of a possible buffer overflow. However, given the 'static' scope of nvidiasetupi2cbus it looks like that can't happen after examiniing the call...

CVE-2021-47641 video: fbdev: cirrusfb: check pixclock to avoid divide by zero

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: cirrusfb: check pixclock to avoid divide by zero Do a sanity check on pixclock value to avoid divide by zero. If the pixclock value is zero, the cirrusfb driver will round up pixclock to get the derived frequency as...

PT-2025-14358

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A hang issue in the kdump kernel has been resolved when running on Hyper-V Gen 2 VMs. The problem occurs when the hyperv fb driver moves the framebuffer to a different MMIO address due t...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbdev: pxafb: Fixed possible use after free in pxafbtask. In the pxafbprobe function, it calls the pxafbinitfbinfo function. After that, &fbi-task is associated with pxafbtask. Moreover, within this pxafbinitfbinfo function, the...