The vulnerability of the lynxfb_ops_checkvar() function in the drivers/staging/sm750fb/sm750.c module, which supports additional hardware devices in the Linux operating system, allows a hacker to cause a service failure.

The vulnerability of the lynxfbopscheckvar function in the drivers/staging/sm750fb/sm750.c module, which supports additional hardware devices in Linux operating systems, is related to zero-division errors. Exploiting this vulnerability could allow an attacker to cause a service failure...

staging: sm750fb: fix division by zero in ps_to_hz()

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SUSE 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...

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...

DEBIAN-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...

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...

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...

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

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-2026-34955

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A division by zero occurs in the ps to hz function. This happens because hw sm750 crtc set mode calls ps to hz without verifying that the pixclock variable is non-zero. An attacker can...

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 staging sm750fb driver’s pstohz function not verifying that pixclock is non-zero, resulting i...