CVE-2026-64289

In the Linux kernel, the following vulnerability has been resolved: iommufd: Set upper bounds on cache invalidation entrynum and entrylen iommufdhwptinvalidate takes a user-controlled entrynum and entrylen, each bounded only by U32MAX. An entrylen beyond the kernel's struct size makes the copy...

The vulnerability of the rzg2l_wdt_probe() function in the drivers/watchdog/rzg2l_wdt.c module exposes the support for the kernel watchdog timer in the Linux operating system, allowing a malicious actor to trigger a service failure.

The vulnerability of the rzg2lwdtprobe function in the drivers/watchdog/rzg2lwdt.c module related to Linux kernel watchdog timer support is associated with improper cleaning or release of resources. Exploiting this vulnerability can allow an attacker to trigger a service failure...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992568)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992568 advisory. In the Linux kernel, the following vulnerability has been resolved: watchdog: Fix kmemleak in watchdogcdevregister kmemleak reports memory leaks in...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-986401)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986401 advisory. In the Linux kernel, the following vulnerability has been resolved: watchdog: Fix possible use-after-free by calling deltimersync This driver's remove path calls...

kernel: watchdog: Fix possible use-after-free by calling del_timer_sync()

A vulnerability was found in the deltimer function in the Linux kernel's watchdog driver. This issue occurs because the function does not wait for the timer handler to finish, which may lead to a situation where the handler runs after the driver that has been removed, causing a use-after-free iss...