Ubuntu 20.04 LTS : Linux kernel (Azure) vulnerabilities (USN-7421-1)

"The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7421-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws i...

DEBIAN-CVE-2025-22003

In the Linux kernel, the following vulnerability has been resolved: can: ucan: fix out of bound read in strscpy source Commit 7fdaf8966aae "can: ucan: use strscpy to instead of strncpy" unintentionally introduced a one byte out of bound read on strscpy's source argument which is kind of ironic...

The vulnerability of the xhci_mem_cleanup() function in the Linux kernel USB driver allows a hacker to cause a service failure.

The vulnerability of the xhcimemcleanup function in the Linux kernel USB driver is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2025-24193

This issue was addressed with improved authentication. This issue is fixed in iOS 18.4 and iPadOS 18.4. An attacker with a USB-C connection to an unlocked device may be able to programmatically access photos...

USN-7407-1 linux-hwe-5.15 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - Supe...

SUSE 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...

SUSE 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...

SUSE 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...

USN-7392-3 linux-aws vulnerabilities

Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2024-23848 Attila Szász discovered that the HFS+ file system...

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...

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...

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-2025-21917

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

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...