The vulnerability of the hvfb_putmem() function in the drivers/video/fbdev/hyperv_fb.c driver module allows a hacker to cause a service failure.

The vulnerability of the hvfbputmem function in the drivers/video/fbdev/hypervfb.c driver for supporting kernel frame buffer devices in the Linux operating system is related to the copying of buffers without checking the size of the input data a classic buffer overflow attack. Exploiting this...

Security Bulletin: Technical Support Appliance - potential denial of service in Linux kernel subsystems

Summary Multiple vulnerabilities have been identified in the Linux kernel affecting subsystems including InfiniBand hfi1, RDMA, SquashFS, ATM networking, USB core, MPTCP, procfs, and framebuffer fbdev. These issues involve race conditions, use-after-free scenarios, and out-of-bounds memory access...

The vulnerability of the ep93xxfb_probe() function in the drivers/video/fbdev/ep93xx-fb.c driver module of the Linux operating system’s video buffer device driver allows a attacker to cause a service failure.

The vulnerability of the ep93xxfbprobe function in the drivers/video/fbdev/ep93xx-fb.c driver for kernel-based graphics devices in the Linux operating system is related to errors during link counter updates. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the fbcon_do_set_font() function in the drivers/video/fbdev/core/fbcon.c driver for kernel-based frame buffer devices in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

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 improper memory release. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

USN-8116-1: Linux kernel (Intel IoTG Real-time) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - PowerPC architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; - ACPI drivers; - ATM...

Siemens SIMATIC S7-1500 NULL Pointer Dereference(CVE-2025-38215)

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

fbdev: rivafb: fix divide error in nv3_arb()

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SUSE CVE-2026-23266

In the Linux kernel, the following vulnerability has been resolved: fbdev: rivafb: fix divide error in nv3arb A userspace program can trigger the RIVA NV3 arbitration code by calling the FBIOPUTVSCREENINFO ioctl on /dev/fb. When doing so, the driver recomputes FIFO arbitration parameters in nv3ar...

DEBIAN-CVE-2026-23266

In the Linux kernel, the following vulnerability has been resolved: fbdev: rivafb: fix divide error in nv3arb A userspace program can trigger the RIVA NV3 arbitration code by calling the FBIOPUTVSCREENINFO ioctl on /dev/fb. When doing so, the driver recomputes FIFO arbitration parameters in nv3ar...

CVE-2026-23266

In the Linux kernel, the following vulnerability has been resolved: fbdev: rivafb: fix divide error in nv3arb A userspace program can trigger the RIVA NV3 arbitration code by calling the FBIOPUTVSCREENINFO ioctl on /dev/fb. When doing so, the driver recomputes FIFO arbitration parameters in nv3ar...

CVE-2026-23266

In the Linux kernel, the following vulnerability has been resolved: fbdev: rivafb: fix divide error in nv3arb A userspace program can trigger the RIVA NV3 arbitration code by calling the FBIOPUTVSCREENINFO ioctl on /dev/fb. When doing so, the driver recomputes FIFO arbitration parameters in nv3ar...

CVE-2026-23266 fbdev: rivafb: fix divide error in nv3_arb()

In the Linux kernel, the following vulnerability has been resolved: fbdev: rivafb: fix divide error in nv3arb A userspace program can trigger the RIVA NV3 arbitration code by calling the FBIOPUTVSCREENINFO ioctl on /dev/fb. When doing so, the driver recomputes FIFO arbitration parameters in nv3ar...

CLSA-2026-1773832495 Fix of 114 CVEs

CVE-2023-53515 - virtio-mmio: don't break lifecycle of vmdev CVE-2023-53515 CVE-2025-39967 - fbcon: fix integer overflow in fbcondosetfont CVE-2025-39967 - fbcon: Fix OOB access in font allocation CVE-2025-39967 CVE-2025-38702 - fbdev: fix potential buffer overflow in doregisterframebuffer...

The vulnerability of the fbtft_framebuffer_alloc() function in the drivers/staging/fbtft/fbtft-core.c module, which supports additional hardware devices in Linux, allows an attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the fbtftframebufferalloc function in the drivers/staging/fbtft/fbtft-core.c module, which supports additional hardware devices in Linux, stems from the copying of buffers without checking the size of the input data a classic buffer overflow attack. Exploiting this...

The vulnerability of the arkfb_set_par() function in the drivers/video/fbdev/arkfb.c driver for kernel-based video buffer devices in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the arkfbsetpar function in the drivers/video/fbdev/arkfb.c driver for kernel-based video buffer devices in the Linux operating system is related to the execution of operations beyond the buffer boundaries in memory. Exploiting this vulnerability could allow an attacker to...

The vulnerability of the fbcon_set_font() function in the drivers/video/fbdev/core/fbcon.c driver code of the Linux kernel’s frame buffer device driver allows a attacker to cause a system failure.

The vulnerability of the fbconsetfont function in the drivers/video/fbdev/core/fbcon.c driver for kernel-based graphics buffer devices in the Linux operating system is related to integer overflow or cyclic shift vulnerabilities. Exploiting this vulnerability could allow an attacker to cause a...

CLSA-2026-1773046198 kernel: Fix of 31 CVEs

smb3: fix for slab out of bounds on mount to ksmbd CVE-2025-38728 - netfilter: nftsetpipapo: clamp maximum map bucket size to INTMAX CVE-2025-38201 - ALSA: usb-audio: Validate UAC3 power domain descriptors, too CVE-2025-38729 - net: atm: fix /proc/net/atm/lec handling CVE-2025-38180 - tcpbpf:...

fbdev: smscufx: properly copy ioctl memory to kernelspace

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Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005715)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005715 advisory. In the Linux kernel, the following vulnerability has been resolved: fbdev/ep93xx-fb: Do not assign to struct fbinfo.dev Do not assing the Linux device to struct...

CVE-2026-23236

In the Linux kernel, the following vulnerability has been resolved: fbdev: smscufx: properly copy ioctl memory to kernelspace The UFXIOCTLREPORTDAMAGE ioctl does not properly copy data from userspace to kernelspace, and instead directly references the memory, which can cause problems if invalid...