Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the fbdev: udlfb module. In this module, the dlfbopsmmap function does not set vmops, causing the...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: fbdev/ep93xx-fb: Do not assign to struct fbinfo.dev. Do not assign the Linux device to struct fbinfo.dev. The call to registerframebuffer initializes the field to the fbdev device. Drivers should not override its value. This fix...

Astra Linux - уязвимость в linux-5.10, linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: fbdev: Added bounds checking in bitputcs to prevent out-of-bounds writes using vmalloc. Added bounds checking to prevent writes beyond the framebuffer boundaries when rendering text near the screen edges. Return early if the Y...

CVE-2026-43202

In the Linux kernel, the following vulnerability has been resolved: fbdev: vt8500lcdfb: fix missing dmafreecoherent fbi-fb.screenbuffer is allocated with dmaalloccoherent but is not freed if the error path is reached...

Astra Linux - уязвимость в linux-5.10, linux

The Linux kernel was found vulnerable due to out-of-bounds memory access in the drivers/video/fbdev/sm712fb.c:smtcfbread function. This vulnerability could allow local attackers to cause the kernel to crash...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: fbtft: Core: Set smemlen before calling fbdeferredioinit. The fbtftframebufferalloc function calls fbdeferredioinit before initializing info-fix.smemlen. This value is set to zero by the framebufferalloc function. This...

Linux Distros Unpatched Vulnerability : CVE-2026-31603

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - staging: sm750fb: fix division by zero in pstohz pstohz is called from hwsm750crtcsetmode without validating that pixclock is non-zero. A zero pixclock passed v...

CVE-2026-31603

A flaw was found in the Linux kernel's sm750fb framebuffer driver. A local user can exploit this vulnerability by providing a specially crafted input with a zero pixclock value via the FBIOPUTVSCREENINFO ioctl. This leads to a division-by-zero error in the pstohz function, which can result in a...

CVE-2026-31603

In the Linux kernel, the following vulnerability has been resolved: staging: sm750fb: fix division by zero in pstohz pstohz is called from hwsm750crtcsetmode without validating that pixclock is non-zero. A zero pixclock passed via FBIOPUTVSCREENINFO causes a division by zero. Fix by rejecting zer...

EUVD-2026-25496

In the Linux kernel, the following vulnerability has been resolved: staging: sm750fb: fix division by zero in pstohz pstohz is called from hwsm750crtcsetmode without validating that pixclock is non-zero. A zero pixclock passed via FBIOPUTVSCREENINFO causes a division by zero. Fix by rejecting zer...

CVE-2026-31603 staging: sm750fb: fix division by zero in ps_to_hz()

In the Linux kernel, the following vulnerability has been resolved: staging: sm750fb: fix division by zero in pstohz pstohz is called from hwsm750crtcsetmode without validating that pixclock is non-zero. A zero pixclock passed via FBIOPUTVSCREENINFO causes a division by zero. Fix by rejecting zer...

CVE-2026-31603

In the Linux kernel, the following vulnerability has been resolved: staging: sm750fb: fix division by zero in pstohz pstohz is called from hwsm750crtcsetmode without validating that pixclock is non-zero. A zero pixclock passed via FBIOPUTVSCREENINFO causes a division by zero. Fix by rejecting zer...

PT-2026-34957

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A divide-by-zero error exists in the udlfb driver within the fbdev subsystem. The issue occurs during the processing of 'FBIOPUT VSCREENINFO' because the driver uses the pixclock variabl...

PT-2026-34970

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A divide-by-zero error exists in the tdfxfb driver within the fbdev subsystem. The issue occurs during the FBIOPUT VSCREENINFO operation because the driver uses the pixclock variable...

fbdev: rivafb: fix divide error in nv3_arb()

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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...

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...

kernel: Fix of 13 CVEs

fbdev: Fix vmalloc out-of-bounds write in fastimageblit CVE-2025-38685 - cnic: Fix use-after-free bugs in cnicdeletetask CVE-2025-39945 - scsi: bfa: Double-free fix CVE-2025-38699 - fbdev: fix potential buffer overflow in doregisterframebuffer CVE-2025-38702 - scsi: ses: Fix slab-out-of-bounds in...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001299)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001299 advisory. The udlfbmmap function in drivers/gpu/drm/udl/udlfb.c at the Linux kernel version 3.4 and up to and including 4.15 has an integer-overflow vulnerability allowing loc...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003541)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003541 advisory. The udlfbmmap function in drivers/gpu/drm/udl/udlfb.c at the Linux kernel version 3.4 and up to and including 4.15 has an integer-overflow vulnerability allowing loc...