Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbdev: In of: displaytiming, there is a fix for the refcount leak in ofgetdisplaytimings. The function ofparsephandle returns a devicenode with the refcount incremented. This value is stored in ‘entry’ and then copied to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/i915/dpt: Makes the DPT object unshrinkable. In some scenarios, the DPT object is shrunk, but the actual framebuffer does not undergo any shrinkage. As a result, the DPT object remains in the DPT’s vm-boundlist. Then, an...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

A flaw was discovered in the Framebuffer Console fbcon within the Linux kernel. When values greater than 32 are provided for font-width and font-height in the fbconsetfont function, due to lack of proper checks, an out-of-bounds situation may occur, resulting in undefined behavior and potentially...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbdev: Fixed doregisterframebuffer to prevent null-ptr-dereference in fbvideomodetovar. If fbaddvideomode in doregisterframebuffer fails to allocate memory for fbvideomode, it will later lead to a null-ptr dereference in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: don't check if plane-state-fb == state-fb Currently, when using non-blocking commits, we can see the following kernel warning: 110.908514 ------------ cut here ------------ 110.908529 refcountt: underflow; use-after-free...

Astra Linux – Vulnerability in Linux 5.10, Linux

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

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: nvidiafb: Use strscpy to prevent buffer overflow Coverity reports a possible buffer overflow issue. However, given the ‘static’ scope of nvidiasetupi2cbus, it seems that this issue cannot occur after examining the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - fbdev: clcdfb: Fixed a refcount leak in clcdfbofvramsetup. - ofparsephandle returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer needed. Add ofnodeput to avoid the refcount...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/client: Fixed a memory leak in drmclienttargetcloned. The dmtmode variable is allocated but never freed within this function. This issue was discovered with the ast driver, but most drivers that use the generic fbdevsetup...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Video: fbdev: sm712fb: Fixed a crash in smtcfbwrite When the sm712fb driver writes three bytes to the framebuffer, the driver crashes. Bug: Unable to handle a page fault for the address: ffffc90001ffffff RIP:...

Astra Linux – Vulnerability in Linux

A buffer overflow at the framebuffer layer in the fbcon code within the Linux kernel, prior to version 5.8.15, could be exploited by local attackers to read kernel memory, referred to as CID-6735b4632def...

The vulnerability of the fbcon_do_set_font() function in the drivers/video/fbdev/core/fbcon.c driver for kernel-based graphics buffer devices in the Linux operating system allows a attacker to access protected information or cause service interruptions.

The vulnerability of the fbcondosetfont function in the drivers/video/fbdev/core/fbcon.c driver for kernel-based graphics buffer devices in the Linux operating system is related to the execution of operations outside the buffer’s boundaries. Exploiting this vulnerability could allow an attacker t...

Security update for LibVNCServer

This update for LibVNCServer fixes the following issue: CVE-2026-50538: a malicious or man-in-the-middle VNC server can force a connecting libvncclient to write attacker- controlled data past the end of its framebuffer bsc1276218. Patch Instructions: To install this SUSE update use the SUSE...

SUSE-SU-2026:4024-1 Security update for LibVNCServer

This update for LibVNCServer fixes the following issue: - CVE-2026-50538: a malicious or man-in-the-middle VNC server can force a connecting libvncclient to write attacker- controlled data past the end of its framebuffer bsc1276218...

Security update for LibVNCServer

This update for LibVNCServer fixes the following issue: CVE-2026-50538: a malicious or man-in-the-middle VNC server can force a connecting libvncclient to write attacker- controlled data past the end of its framebuffer bsc1276218. Patch Instructions: To install this SUSE update use the SUSE...

SUSE-SU-2026:4022-1 Security update for LibVNCServer

This update for LibVNCServer fixes the following issue: - CVE-2026-50538: a malicious or man-in-the-middle VNC server can force a connecting libvncclient to write attacker- controlled data past the end of its framebuffer bsc1276218...

The vulnerability of the drm_gem_fb_init_with_funcs() function in the drivers/gpu/drm/drm_gem_framebuffer_helper.c file of the Direct Rendering Infrastructure (DRI) driver for the Linux operating system allows a hacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the drmgemfbinitwithfuncs function in the drivers/gpu/drm/drmgemframebufferhelper.c file of the Direct Rendering Infrastructure DRI driver in the Linux kernel is related to integer overflow or cyclic shift vulnerabilities. Exploitation of this vulnerability could allow an...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-085346)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-085346 advisory. In the Linux kernel, the following vulnerability has been resolved: fbcon: Set fbdisplayi-mode to NULL when the mode is released Recently, we discovered the followi...

SUSE CVE-2026-80781

In the Linux kernel, the following vulnerability has been resolved: HID: core: fix OOB read of field-usage in hidsetfield hidsetfield hands field-usage + offset to hiddumpinput before the guard that bounds offset: hiddumpinputfield-report-device, field-usage + offset, value; if offset =...

CVE-2026-80786 fbdev: Wrap user-invoked calls to fb_set_var() in helper

In the Linux kernel, the following vulnerability has been resolved: fbdev: Wrap user-invoked calls to fbsetvar in helper Handle fbcon during display updates in fbsetvarfromuser. Check with fbcon if the mode change is possible, update hardware state and finally update fbcon. Update all callers. On...