UBUNTU-CVE-2024-53195

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Get rid of userspaceirqchipinuse Improper use of userspaceirqchipinuse led to syzbot hitting the following WARNON in kvmtimerupdateirq: WARNING: CPU: 0 PID: 3281 at arch/arm64/kvm/archtimer.c:459...

CVE-2024-53196

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Don't retire aborted MMIO instruction Returning an abort to the guest for an unsupported MMIO access is a documented feature of the KVM UAPI. Nevertheless, it's clear that this plumbing has seen limited testing, since...

CVE-2024-53195 KVM: arm64: Get rid of userspace_irqchip_in_use

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Get rid of userspaceirqchipinuse Improper use of userspaceirqchipinuse led to syzbot hitting the following WARNON in kvmtimerupdateirq: WARNING: CPU: 0 PID: 3281 at arch/arm64/kvm/archtimer.c:459...

CVE-2024-53195 KVM: arm64: Get rid of userspace_irqchip_in_use

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Get rid of userspaceirqchipinuse Improper use of userspaceirqchipinuse led to syzbot hitting the following WARNON in kvmtimerupdateirq: WARNING: CPU: 0 PID: 3281 at arch/arm64/kvm/archtimer.c:459...

CVE-2024-53195

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Get rid of userspaceirqchipinuse Improper use of userspaceirqchipinuse led to syzbot hitting the following WARNON in kvmtimerupdateirq: WARNING: CPU: 0 PID: 3281 at arch/arm64/kvm/archtimer.c:459...

CVE-2024-53195

CVE-2024-53195 : In the Linux kernel (arm64 KVM), a flawed use of userspace_irqchip_in_use can trigger a WARN_ON in kvm_timer_update_irq() during VM/vCPU interactions when a PMU (KVM_ARM_VCPU_PMU_V3) is requested but not fully initialized. The described scenario: a VM is created, vCPU initialized...

Ubuntu 20.04 LTS : Linux kernel (IoT) vulnerabilities (USN-7159-4)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7159-4 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...

kernel: bpf: Fix a sdiv overflow issue

A flaw was found in the kernel's Berkeley Packet Filter BPF subsystem. A privileged local user can trigger a signed division or modulo overflow when executing a BPF program on an x8664 system. This overflow can lead to a kernel exception and subsequently cause a system crash, resulting in a Denia...

kernel: arm64: probes: Remove broken LDR (literal) uprobe support

In the Linux kernel, the following vulnerability has been resolved: arm64: probes: Remove broken LDR literal uprobe support The simulateldrliteral and simulateldrswliteral functions are unsafe to use for uprobes. Both functions were originally written for use with kprobes, and access memory with...

RHEL 9 : kernel-rt (RHSA-2024:11483)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:11483 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements...

USN-7159-3 linux-bluefield, linux-oracle, linux-oracle-5.4 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: - ARM32 architecture; - ARM64 architecture; - S390 architecture; - x86 architecture; - Power management core; - GPU...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-50182)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-50182 advisory. - In the Linux kernel, the following vulnerability has been resolved: secretmem: disable memfdsecret if arch...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-50188)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-50188 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: phy: dp83869: fix memory corruption...

USN-7156-1 linux-gkeop vulnerabilities

Chenyuan Yang discovered that the USB Gadget subsystem in the Linux kernel did not properly check for the device to be enabled before writing. A local attacker could possibly use this to cause a denial of service. CVE-2024-25741 Several security issues were discovered in the Linux kernel. An...

USN-7155-1: Linux kernel (NVIDIA) 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; - PowerPC architecture; - RISC-V architecture; - S390 architecture; -...

USN-7154-1: 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: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; -...

USN-7154-1 linux, linux-aws, linux-aws-6.8, linux-gcp, linux-gcp-6.8, linux-gke, linux-ibm, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-oem-6.8, linux-oracle, linux-oracle-6.8, linux-raspi 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; - PowerPC architecture; - RISC-V architecture; - S390 architecture; -...

arm64: probes: Fix uprobes for big-endian kernels

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arm64: probes: Remove broken LDR (literal) uprobe support

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Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel vulnerabilities (USN-7154-1)

"The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7154-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...