Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fixed a NULL pointer dereferencing in ucsiconnectorchange. When ucsiinit fails, ucsi-connector is NULL. However, in the case of ucsiacpi, we may still receive events that cause the ucsacpi code to call...

The vulnerability of the ucsi_handle_connector_change() function in the drivers/usb/typec/ucsi/ucsi.c module of the UCSI interface driver for the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ucsihandleconnectorchange function in the drivers/usb/typec/ucsi/ucsi.c file of the UCSI interface driver for the Linux operating system is related to the occurrence of operations outside the buffer in memory. Exploiting this vulnerability could allow an attacker to...

SUSE CVE-2026-64329

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: ccg: Fix use-after-free of ucsi on remove The threaded IRQ handler ccgirqhandler calls ucsinotifycommon, which on a connector-change event calls ucsiconnectorchange and schedules connector work. In ucsiccgremove...

EUVD-2026-48873

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: ccg: Fix use-after-free of ucsi on remove The threaded IRQ handler ccgirqhandler calls ucsinotifycommon, which on a connector-change event calls ucsiconnectorchange and schedules connector work. In ucsiccgremove...

CVE-2026-63958 usb: typec: ucsi: validate connector number in ucsi_connector_change()

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: validate connector number in ucsiconnectorchange The connector number in a UCSI CCI notification is a 7-bit field supplied by the PPM. ucsiconnectorchange uses it to index the ucsi-connector array without checki...

PT-2026-61275

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the UCSI USB Type-C Connector System Software Interface component where the ucsi connector change function fails to validate the connector number received in a UCSI CC...

ROS-20260128-73-0017

A vulnerability in the ucsiconnectorchange function of the Linux kernel is related to pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993045)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993045 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fix NULL pointer deref in ucsiconnectorchange When ucsiinit fails, ucsi-connector is...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992337)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992337 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fix NULL pointer deref in ucsiconnectorchange When ucsiinit fails, ucsi-connector is...

Linux Distros Unpatched Vulnerability : CVE-2023-53049

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fix NULL pointer deref in ucsiconnectorchange When ucsiinit fails, ucsi-connector...

SUSE CVE-2023-53049

In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fix NULL pointer deref in ucsiconnectorchange When ucsiinit fails, ucsi-connector is NULL, yet in case of ucsiacpi we may still get events which cause the ucsacpi code to call ucsiconnectorchange, which then derefs the...

CVE-2023-53049

In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fix NULL pointer deref in ucsiconnectorchange When ucsiinit fails, ucsi-connector is NULL, yet in case of ucsiacpi we may still get events which cause the ucsacpi code to call ucsiconnectorchange, which then derefs the...

CVE-2023-53049

In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fix NULL pointer deref in ucsiconnectorchange When ucsiinit fails, ucsi-connector is NULL, yet in case of ucsiacpi we may still get events which cause the ucsacpi code to call ucsiconnectorchange, which then derefs the...

UBUNTU-CVE-2023-53049

In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fix NULL pointer deref in ucsiconnectorchange When ucsiinit fails, ucsi-connector is NULL, yet in case of ucsiacpi we may still get events which cause the ucsacpi code to call ucsiconnectorchange, which then derefs the...

CVE-2023-53049

CVE-2023-53049 – Linux kernel USB-C/UCSI pointer dereference . A NULL pointer dereference in ucsi_connector_change() could occur if ucsi_init() failed and an event arrives via ucsi_acpi, dereferencing unable ucsi->connector. The fix prevents ntfy from being set until ucsi_init() succeeds, so e...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the ucsiconnectorchange function not checking the state of ucsi initialization, which could lead to a null...

PT-2025-18813 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A NULL pointer dereference issue has been identified in the Linux kernel, specifically in the ucsi connector change function. This issue occurs when ucsi init fails, resulting in a NUL...