USN-8547-2: Linux kernel (Azure FIPS) 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: - RISC-V architecture; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-8547-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8547-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

USN-8547-1 linux-gcp-5.15, linux-intel-iotg-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: - RISC-V architecture; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...

USN-8547-1: 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: - RISC-V architecture; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...

USN-8493-1 linux, linux-aws, linux-aws-5.15, linux-aws-fips, linux-azure, linux-azure-5.15, linux-azure-fde-5.15, linux-fips, linux-gcp, linux-gcp-fips, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iot-realtime, linux-intel-iotg, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-5.15, linux-nvidia-tegra-igx, linux-oracle, 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: - RISC-V architecture; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: target: tcmloop: Fixed a segfault in tcmlooptpgaddressshow If the allocation of tlhba-sh fails in tcmloopdriverprobe, and we attempt to dereference it in tcmlooptpgaddressshow, we will encounter a segfault. See below for an...

Ubuntu 24.04 LTS : Linux kernel (FIPS) vulnerabilities (USN-8296-1)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8296-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

CVE-2026-43424

A flaw was found in the Linux kernel's USB gadget subsystem ftcm. A malicious or misconfigured USB host can exploit a race condition by sending specific Bulk-Only Transport BOT commands. This can trigger a NULL pointer dereference, leading to a kernel panic and a local Denial of Service DoS on th...

UBUNTU-CVE-2026-43424

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ftcm: Fix NULL pointer dereferences in nexus handling The tpg-tpgnexus pointer in the USB Target driver is dynamically managed and tied to userspace configuration via ConfigFS. It can be NULL if the USB host sends...

PT-2026-39085

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the USB Target driver's nexus handling. The tpg-tpg nexus pointer is dynamically managed via ConfigFS and can be NULL if a USB host sends requests...

SUSE CVE-2026-43054

In the Linux kernel, the following vulnerability has been resolved: scsi: target: tcmloop: Drain commands in targetreset handler tcmlooptargetreset violates the SCSI EH contract: it returns SUCCESS without draining any in-flight commands. The SCSI EH documentation scsieh.rst requires that when a...

CVE-2026-43054 scsi: target: tcm_loop: Drain commands in target_reset handler

In the Linux kernel, the following vulnerability has been resolved: scsi: target: tcmloop: Drain commands in targetreset handler tcmlooptargetreset violates the SCSI EH contract: it returns SUCCESS without draining any in-flight commands. The SCSI EH documentation scsieh.rst requires that when a...

CVE-2026-43035

The CVE affects the Linux kernel net: sched: cls_api code path tc_chain_fill_node, where tcm_info in struct tcmsg was not initialized, leaking heap memory to userspace via a 4-byte field. The fix zeros tcm_info alongside other initialized fields. Affected/patched details from connected docs: upst...

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 tcmlooptargetreset function failing to empty executing commands as required by the SCSI EH, which could...

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 20.1070a Security Update: kernel (UTSA-2026-013090)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013090 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: target: tcmloop: Fix segfault in tcmlooptpgaddressshow If the allocation of tlhba-sh fails ...

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...

The vulnerability of the tcm_loop_tpg_address_show() function in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the tcmlooptpgaddressshow function in the Linux operating system is related to the assignment of the NULL pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

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-2026-36471

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The tcm loop target reset function violates the SCSI Error Handler EH contract by returning success without draining in-flight commands. This allows the SCSI EH to reuse scsi cmnd...