USN-8179-2 linux-aws-fips, linux-fips, linux-gcp-fips vulnerabilities

Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...

USN-8184-1: Linux kernel (Real-time) vulnerabilities

Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007486)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007486 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: host: max3421-hcd: Fix error pointer dereference in probe cleanup The kthreadrun function...

USN-8179-1: Linux kernel vulnerabilities

Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...

The vulnerability of the xhci_alloc_stream_info() function in the drivers/usb/host/xhci-mem.c module of the Linux operating system’s USB device driver allows a hacker to cause a service failure.

The vulnerability of the xhciallocstreaminfo function in the drivers/usb/host/xhci-mem.c module of the Linux device driver for USB devices is related to the failure to release resources after their useful period has ended. Exploiting this vulnerability could allow an attacker to cause service...

USN-8116-1: Linux kernel (Intel IoTG Real-time) 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: - PowerPC architecture; - x86 architecture; - Block layer subsystem; - Cryptographic API; - ACPI drivers; - ATM...

PT-2026-39093

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the xhci disable slot function. The xhci alloc command function allocates a command structure and, in certain cases, a completion structure. The error handling pa...

USN-8048-1: Linux kernel (OEM) 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; - Nios II architecture; - PA-RISC architecture; - RISC-V architecture; -...

USN-8033-2 linux-intel-iot-realtime, linux-realtime 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-2: Linux kernel 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-1 linux, linux-aws, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-lowlatency, linux-lowlatency-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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8030-1 linux-gcp 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; - Nios II architecture; - PA-RISC architecture; - RISC-V architecture; -...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004896)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004896 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: host: Fix refcount leak in ehcihcdppcofprobe offindcompatiblenode returns a node pointer wit...

Azure Linux 3.0 Security Update: kernel (CVE-2024-57981)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-57981 advisory. - In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Fix NULL pointer dereference ...

CVE-2025-68657

Espressif ESP-IDF USB Host HID Human Interface Device Driver allows access to HID devices. Prior to 1.1.0, calls to hidhostdeviceclose can free the same usbtransfert twice. The USB event callback and user code share the hidifacet state without locking, so both can tear down a READY interface...

CVE-2025-68657

Espressif ESP-IDF USB Host HID Human Interface Device Driver allows access to HID devices. Prior to 1.1.0, calls to hidhostdeviceclose can free the same usbtransfert twice. The USB event callback and user code share the hidifacet state without locking, so both can tear down a READY interface...

CVE-2025-68657 espressif/usb_host_hid Double-Free Race Condition in USB Host HID Device Close Path

Espressif ESP-IDF USB Host HID Human Interface Device Driver allows access to HID devices. Prior to 1.1.0, calls to hidhostdeviceclose can free the same usbtransfert twice. The USB event callback and user code share the hidifacet state without locking, so both can tear down a READY interface...

CVE-2025-68657 espressif/usb_host_hid Double-Free Race Condition in USB Host HID Device Close Path

Espressif ESP-IDF USB Host HID Human Interface Device Driver allows access to HID devices. Prior to 1.1.0, calls to hidhostdeviceclose can free the same usbtransfert twice. The USB event callback and user code share the hidifacet state without locking, so both can tear down a READY interface...

CVE-2025-68656 Espressif ESP-IDF USB Host HID (Human Interface Device) Driver Descriptor Use-After-Free Vulnerability

Espressif ESP-IDF USB Host HID Human Interface Device Driver allows access to HID devices. Prior to 1.1.0, usbclassrequestgetdescriptor frees and reallocates hiddevice-ctrlxfer when an oversized descriptor is requested but continues to use the stale local pointer, leading to an immediate...

CVE-2025-68656

CVE-2025-68656 affects the ESP-IDF USB Host HID Driver. Before 1.1.0, usb_class_request_get_descriptor() frees and reallocates hid_device->ctrl_xfer while continuing to use a stale local pointer, causing an immediate use-after-free when processing attacker-controlled Report Descriptor lengths....