Ubuntu Pro Realtime 24.04 LTS : Linux kernel (Raspberry Pi Real-time) vulnerabilities (USN-8204-1)

"The remote Ubuntu Pro Realtime 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8204-1 advisory. Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-011365)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011365 advisory. In the Linux kernel, the following vulnerability has been resolved: nbd: fix incomplete validation of ioctl arg We tested and found an alarm caused by nbdioctl arg...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007337)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007337 advisory. In the Linux kernel, the following vulnerability has been resolved: nbd: call genlunregisterfamily first in nbdcleanup Otherwise there may be race between module...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007539)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007539 advisory. In the Linux kernel, the following vulnerability has been resolved: nbd: Fix hung when signal interrupts nbdstartdeviceioctl syzbot reported hung task 1. The followi...

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...

USN-8095-1 linux, linux-aws, linux-gcp, linux-gcp-6.8, linux-gke, linux-gkeop, linux-hwe-6.8, linux-ibm, linux-ibm-6.8, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-oracle, linux-oracle-6.8 vulnerabilities

Qualys discovered that several vulnerabilities existed in the AppArmor Linux kernel Security Module LSM. An unprivileged local attacker could use these issues to load, replace, and remove arbitrary AppArmor profiles causing denial of service, exposure of sensitive information kernel memory, local...

The vulnerability of the Network Block Device Libnbd tool set relates to the implementation or modification of arguments that allow attackers to access confidential data, compromise its integrity, and cause service failures.

The vulnerability of the tools for working with Network Block Device Libnbd is related to the implementation or modification of arguments. Exploiting this vulnerability can allow an attacker to gain access to confidential data, compromise its integrity, and cause service failures...

USN-8029-3: Linux kernel (Azure) 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-8029-3 linux-azure 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-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-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-2026-005156)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005156 advisory. In the Linux kernel, the following vulnerability has been resolved: nbd: fix race between timeout and normal completion If request timetout is handled by...

kernel: nbd: fix incomplete validation of ioctl arg

A flaw has been found in the Linux kernel’s NBD drivers.The issue stems from incomplete validation of IOCTL arguments passed to the NBD driver. Specifically, oversized or unchecked arguments may lead to a signed integer overflow in blockwritefullpage and misuse of argument values cast to int in...

kernel: nbd: fix incomplete validation of ioctl arg

A flaw has been found in the Linux kernel’s NBD drivers.The issue stems from incomplete validation of IOCTL arguments passed to the NBD driver. Specifically, oversized or unchecked arguments may lead to a signed integer overflow in blockwritefullpage and misuse of argument values cast to int in...

kernel: nbd: fix incomplete validation of ioctl arg

A flaw has been found in the Linux kernel’s NBD drivers.The issue stems from incomplete validation of IOCTL arguments passed to the NBD driver. Specifically, oversized or unchecked arguments may lead to a signed integer overflow in blockwritefullpage and misuse of argument values cast to int in...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992971)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992971 advisory. In the Linux kernel, the following vulnerability has been resolved: nbd: Fix hung when signal interrupts nbdstartdeviceioctl syzbot reported hung task 1. The followi...

CVE-2025-68366

In the Linux kernel, the following vulnerability has been resolved: nbd: defer config unlock in nbdgenlconnect There is one use-after-free warning when running NBDCMDCONNECT and NBDCLEARSOCK: nbdgenlconnect nbdallocandinitconfig // configrefs=1 nbdstartdevice // configrefs=2 set NBDRTHASCONFIGREF...

nbd: defer config put in recv_work

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nbd: defer config unlock in nbd_genl_connect

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EUVD-2025-205088

In the Linux kernel, the following vulnerability has been resolved: nbd: defer config unlock in nbdgenlconnect There is one use-after-free warning when running NBDCMDCONNECT and NBDCLEARSOCK: nbdgenlconnect nbdallocandinitconfig // configrefs=1 nbdstartdevice // configrefs=2 set NBDRTHASCONFIGREF...