CVE-2025-23144

In the Linux kernel, the following vulnerability has been resolved: backlight: ledbl: Hold ledaccess lock when calling ledsysfsdisable Lockdep detects the following issue on led-backlight removal: 142.315935 ------------ cut here ------------ 142.315954 WARNING: CPU: 2 PID: 292 at...

CVE-2025-23144

The CVE-2025-23144 issue affects the Linux kernel backlight subsystem (led_bl/led_sysfs). Root cause: led_sysfs_enable() was not guaranteed to run with the led_access lock held, leading to a lockdep warning during led-backlight removal; the patch enforces holding the led_access lock when calling ...

PT-2025-18400

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential NULL pointer dereference issue has been resolved in the Linux kernel. The issue occurred because the off gpios could be NULL, and a missing check was added in the kb3930 prob...

SUSE CVE-2025-21695

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-uart-backlight: fix serdev race The delluartblserdevprobe function calls devmserdevdeviceopen before setting the client ops via serdevdevicesetclientops. This ordering can trigger a NULL pointer dereference in...

CVE-2025-21695

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-uart-backlight: fix serdev race The delluartblserdevprobe function calls devmserdevdeviceopen before setting the client ops via serdevdevicesetclientops. This ordering can trigger a NULL pointer dereference in...

DEBIAN-CVE-2025-21695

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-uart-backlight: fix serdev race The delluartblserdevprobe function calls devmserdevdeviceopen before setting the client ops via serdevdevicesetclientops. This ordering can trigger a NULL pointer dereference in...

UBUNTU-CVE-2025-21695

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-uart-backlight: fix serdev race The delluartblserdevprobe function calls devmserdevdeviceopen before setting the client ops via serdevdevicesetclientops. This ordering can trigger a NULL pointer dereference in...

CVE-2025-21695 platform/x86: dell-uart-backlight: fix serdev race

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-uart-backlight: fix serdev race The delluartblserdevprobe function calls devmserdevdeviceopen before setting the client ops via serdevdevicesetclientops. This ordering can trigger a NULL pointer dereference in...

CVE-2025-21695 platform/x86: dell-uart-backlight: fix serdev race

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-uart-backlight: fix serdev race The delluartblserdevprobe function calls devmserdevdeviceopen before setting the client ops via serdevdevicesetclientops. This ordering can trigger a NULL pointer dereference in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Protection against bad data for the ATIF ACPI method. If a BIOS provides bad data in response to an ATIF method call, this causes a NULL pointer dereference in the caller. The vulnerability has been encountered on at lea...

PT-2025-18398

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability has been resolved in the Linux kernel related to the backlight LED driver. The issue occurs when the led sysfs enable function is called without holding the led access...

The vulnerability of the ACPI component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the ACPI component in the Linux operating system’s kernel is related to the use of an uninitialized resource in the function acpivideodevregisterbacklight. Exploiting this vulnerability can allow an attacker to cause a service failure...

kernel: drm/amd/display: 'panel_cntl' could be null in 'dcn21_set_backlight_level()'

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix 'panelcntl' could be null in 'dcn21setbacklightlevel' 'panelcntl' structure used to control the display panel could be null, dereferencing it could lead to a null pointer access. Fixes the below:...

SUSE CVE-2024-50117

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Guard against bad data for ATIF ACPI method If a BIOS provides bad data in response to an ATIF method call this causes a NULL pointer dereference in the caller. ? showregs arch/x86/kernel/dumpstack.c:478 discriminator 1 ...

DEBIAN-CVE-2024-50117

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Guard against bad data for ATIF ACPI method If a BIOS provides bad data in response to an ATIF method call this causes a NULL pointer dereference in the caller. ? showregs arch/x86/kernel/dumpstack.c:478 discriminator 1 ...

USN-6878-1: Linux kernel (Oracle) vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Zheng Wang discovered that the Broadc...

Ubuntu 24.04 LTS : Linux kernel (Oracle) vulnerabilities (USN-6878-1)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6878-1 advisory. Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereferenc...

USN-6817-3: Linux kernel vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Zheng Wang discovered that the Broadc...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6817-3)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6817-3 advisory. Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereferenc...

USN-6817-2: Linux kernel (OEM) vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Zheng Wang discovered that the Broadc...