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...

USN-8183-1 linux-gcp, linux-gcp-6.17 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-8177-1 linux, linux-realtime 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-2026-007549)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007549 advisory. In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Whitelist dtl slub object for copying to userspace Reading the dispatch trace lo...

Ubuntu 25.10 : Linux kernel vulnerabilities (USN-8177-1)

"The remote Ubuntu 25.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8177-1 advisory. Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signatur...

USN-8163-2: Linux kernel (Azure) 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...

USN-8163-2 linux-azure 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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006714)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006714 advisory. In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: allow user copy to flash block cache objects With hardened usercopy enabled...

The vulnerability of the __bad_page_fault() function in the arch/powerpc/mm/fault.c module of the PowerPC platform’s Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the badpagefault function in the arch/powerpc/mm/fault.c module of the PowerPC platform support for the Linux operating system is related to the dereferencing of the NULL pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the `papr_scm_pmu_check_events()` function in the `arch/powerpc/platforms/pseries/papr_scm.c` module allows a hacker to trigger a service failure on the PowerPC platform of the Linux operating system.

The vulnerability of the paprscmpmucheckevents function in the arch/powerpc/platforms/pseries/paprscm.c module is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a system failure...

The vulnerability of the papr_scm_pmu_get_value() function in the arch/powerpc/platforms/pseries/papr_scm.c module, which is part of the PowerPC platform support for the Linux operating system. This vulnerability allows a hacker to cause a service failure.

The vulnerability of the paprscmpmugetvalue function in the arch/powerpc/platforms/pseries/paprscm.c module is related to the implementation of resource allocation without any restrictions or regulations. Exploiting this vulnerability could allow an attacker to cause a system failure...

The vulnerability of the nest_imc_event_init() function in the arch/powerpc/perf/imc-pmu.c module, which is part of the PowerPC platform support for the Linux operating system, allows a hacker to cause a service failure.

The vulnerability of the nestimceventinit function in the arch/powerpc/perf/imc-pmu.c module, which is part of the PowerPC platform support for the Linux operating system, is related to state management errors. Exploiting this vulnerability could allow an attacker to cause a service failure...

ROS-20260324-73-0008

A vulnerability in the powerpc/eeh module of the Linux operating system kernel is related to synchronization errors when using a shared resource. Exploitation of the vulnerability allows an attacker to cause a denial of 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...

The vulnerability of the xive_get_max_prio() function in the arch/powerpc/sysdev/xive/spapr.c module, which is part of the PowerPC platform support for the Linux operating system, allows a hacker to trigger a service failure.

The vulnerability of the xivegetmaxprio function in the arch/powerpc/sysdev/xive/spapr.c module, which is part of the PowerPC platform support for the Linux operating system, is related to errors during link counter updates. Exploiting this vulnerability could allow an attacker to cause a service...

USN-8096-4 linux-realtime 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...

USN-8096-3 linux-aws-5.15, linux-gcp-5.15, linux-gke, linux-hwe-5.15, linux-intel-iotg-5.15, linux-lowlatency-hwe-5.15, linux-oracle-5.15 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 iommu_table_clear() function in the arch/powerpc/kernel/iommu.c module of the PowerPC platform allows a hacker to cause a service failure.

The vulnerability of the iommutableclear function in the arch/powerpc/kernel/iommu.c module of the Linux operating system’s PowerPC platform is related to insufficient validation of data authenticity. Exploiting this vulnerability could allow an attacker to cause a service failure...

PT-2026-52003

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the powerpc architecture's page table fragment management. The system uses pt frag refcount to track page table fragments. When pte free defer is called during madvise...