CVE-2025-21972

In the Linux kernel, the following vulnerability has been resolved: net: mctp: unshare packets when reassembling Ensure that the fraglist used for reassembly isn't shared with other packets. This avoids incorrect reassembly when packets are cloned, and prevents a memory leak due to circular...

CVE-2025-21916

In the Linux kernel, the following vulnerability has been resolved: usb: atm: cxacru: fix a flaw in existing endpoint checks Syzbot once again identified a flaw in usb endpoint checking, see 1. This time the issue stems from a commit authored by me 2eabb655a968 "usb: atm: cxacru: fix endpoint...

CVE-2025-21918

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated...

CVE-2025-21917

In the Linux kernel, the following vulnerability has been resolved: usb: renesasusbhs: Flush the notifyhotplugwork When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message "Unable to handle kernel NULL pointer...

DEBIAN-CVE-2025-21918

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated...

AZL-59937 CVE-2025-21918 affecting package kernel for versions less than 6.6.85.1-2

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated...

AZL-59963 CVE-2025-21917 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: usb: renesasusbhs: Flush the notifyhotplugwork When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message "Unable to handle kernel NULL pointer...

DEBIAN-CVE-2025-21902

In the Linux kernel, the following vulnerability has been resolved: acpi: typec: ucsi: Introduce a -pollcci method For the ACPI backend of UCSI the UCSI "registers" are just a memory copy of the register values in an opregion. The ACPI implementation in the BIOS ensures that the opregion contents...

UBUNTU-CVE-2025-21902

In the Linux kernel, the following vulnerability has been resolved: acpi: typec: ucsi: Introduce a -pollcci method For the ACPI backend of UCSI the UCSI "registers" are just a memory copy of the register values in an opregion. The ACPI implementation in the BIOS ensures that the opregion contents...

CVE-2025-21917

Summary of CVE-2025-21917 (Renesas USBHS issue) : In the Linux kernel, the USB Renesas USBHS driver (usb: renesas_usbhs) could crash when performing continuous unbind/bind operations on USB drivers for the Renesas RZ/G2L SoC. The root cause is related to the usbhsc_notify_hotplug() path and invol...

CVE-2025-21918 usb: typec: ucsi: Fix NULL pointer access

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated...

CVE-2025-21918

CVE-2025-21918 is a Linux kernel vulnerability described in connected Azure Linux advisory: usb: typec: ucsi: Fix NULL pointer access. The issue arises from premature resource release; the fix ensures resources are freed only after the associated workqueue completes, preventing NULL-pointer acces...

CVE-2025-21917

In the Linux kernel, the following vulnerability has been resolved: usb: renesasusbhs: Flush the notifyhotplugwork When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message "Unable to handle kernel NULL pointer...

CVE-2025-21918 usb: typec: ucsi: Fix NULL pointer access

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated...

CVE-2025-21917 usb: renesas_usbhs: Flush the notify_hotplug_work

In the Linux kernel, the following vulnerability has been resolved: usb: renesasusbhs: Flush the notifyhotplugwork When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message "Unable to handle kernel NULL pointer...

CVE-2025-21917 usb: renesas_usbhs: Flush the notify_hotplug_work

In the Linux kernel, the following vulnerability has been resolved: usb: renesasusbhs: Flush the notifyhotplugwork When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message "Unable to handle kernel NULL pointer...

CVE-2025-21918

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should be released only after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated...

CVE-2025-21916 usb: atm: cxacru: fix a flaw in existing endpoint checks

In the Linux kernel, the following vulnerability has been resolved: usb: atm: cxacru: fix a flaw in existing endpoint checks Syzbot once again identified a flaw in usb endpoint checking, see 1. This time the issue stems from a commit authored by me 2eabb655a968 "usb: atm: cxacru: fix endpoint...

CVE-2025-21916 usb: atm: cxacru: fix a flaw in existing endpoint checks

In the Linux kernel, the following vulnerability has been resolved: usb: atm: cxacru: fix a flaw in existing endpoint checks Syzbot once again identified a flaw in usb endpoint checking, see 1. This time the issue stems from a commit authored by me 2eabb655a968 "usb: atm: cxacru: fix endpoint...

CVE-2025-21916

CVE-2025-21916 is part of Unity Linux/Fedora kernel advisories describing a fix for a flaw in USB ATM CXACRU endpoint checking. The root cause was insufficient verification of USB endpoint addresses in cxacru_bind(), leading to incorrect URB handling (e.g., bogus urb xfers). The mitigation is to ...