kernel: NULL pointer dereference in x86_emulate_insn may lead to DoS

A NULL pointer dereference flaw was found in the Linux kernel’s KVM module, which can lead to a denial of service in the x86emulateinsn in arch/x86/kvm/emulate.c. This flaw occurs while executing an illegal instruction in guest in the Intel CPU...

The vulnerability of the SCSI CD/DVD Device Emulation mode in VMware Fusion and Vmware Workstation allows a hacker to execute arbitrary code.

The vulnerability of the SCSI CD/DVD Device Emulation mode in VMware Fusion and Vmware Workstation lies in the execution of operations beyond the buffer boundaries in memory. Exploiting this vulnerability allows an attacker to execute arbitrary code...

Updated xen packages fix security vulnerabilities

x86: shadow stack vs exceptions from emulation stubs. CVE-2023-46841 x86: Register File Data Sampling. CVE-2023-28746 GhostRace: Speculative Race Conditions. CVE-2024-2193...

The vulnerability of the ClientCutText component of the hardware emulation software QEMU allows a hacker to trigger a service failure.

The vulnerability of the ClientCutText component of the QEMU hardware emulator is related to overflow during message processing. Exploiting this vulnerability can allow a malicious actor to cause service failures...

OESA-2024-1337 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on th...

OESA-2024-1336 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on th...

SUSE SLES15 Security Update : kernel (Live Patch 5 for SLE 15 SP5) (SUSE-SU-2024:1045-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:1045-1 advisory. This update for the Linux Kernel 5.14.21-1505005528 fixes several issues. The following security issues were fixed: - CVE-2023-6531: Fixed a...

The vulnerability of the Lab Handler component in the EVE-NG multi-user networking emulation software allows a attacker to perform XSS attacks.

The vulnerability of the Lab Handler component in the EVE-NG multi-user networking emulator exists due to the lack of measures taken to protect the website structure. Exploiting this vulnerability allows a malicious actor to carry out XSS attacks remotely...

OESA-2024-1313 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on th...

OESA-2024-1311 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on th...

OESA-2024-1310 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on th...

DEBIAN-CVE-2023-46841

Recent x86 CPUs offer functionality named Control-flow Enforcement Technology CET. A sub-feature of this are Shadow Stacks CET-SS. CET-SS is a hardware feature designed to protect against Return Oriented Programming attacks. When enabled, traditional stacks holding both data and return addresses...

UBUNTU-CVE-2023-46841

Recent x86 CPUs offer functionality named Control-flow Enforcement Technology CET. A sub-feature of this are Shadow Stacks CET-SS. CET-SS is a hardware feature designed to protect against Return Oriented Programming attacks. When enabled, traditional stacks holding both data and return addresses...

CVE-2023-46841

Recent x86 CPUs offer functionality named Control-flow Enforcement Technology CET. A sub-feature of this are Shadow Stacks CET-SS. CET-SS is a hardware feature designed to protect against Return Oriented Programming attacks. When enabled, traditional stacks holding both data and return addresses...

CVE-2023-46841 x86: shadow stack vs exceptions from emulation stubs

Recent x86 CPUs offer functionality named Control-flow Enforcement Technology CET. A sub-feature of this are Shadow Stacks CET-SS. CET-SS is a hardware feature designed to protect against Return Oriented Programming attacks. When enabled, traditional stacks holding both data and return addresses...

USN-6680-3: Linux kernel (AWS) vulnerabilities

黄思聪 discovered that the NFC Controller Interface NCI implementation in the Linux kernel did not properly handle certain memory allocation failure conditions, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash...

SUSE-SU-2024:0935-1 Security update for xen

This update for xen fixes the following issues: - CVE-2023-46841: Fixed shadow stack vs exceptions from emulation stubs XSA-451 bsc1219885...

Fedora 38 : xen (2024-0da80aa623)

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-0da80aa623 advisory. x86: shadow stack vs exceptions from emulation stubs - XSA-451, CVE-2023-46841 2266326 Tenable has extracted the preceding description block directl...

OpenOLAT Security Vulnerabilities

OpenOLAT is a web-based e-learning platform for teaching, learning, assessment and communication, an LMS, a Learning Management System. A security vulnerability exists in OpenOLAT versions prior to 18.1.0, which stems from a vulnerability that allows an attacker to emulate a system user and read...

USN-6680-1 linux, linux-gcp, linux-gcp-6.5, linux-laptop, linux-lowlatency, linux-lowlatency-hwe-6.5, linux-oem-6.5, linux-oracle, linux-raspi, linux-starfive, linux-starfive-6.5 vulnerabilities

黄思聪 discovered that the NFC Controller Interface NCI implementation in the Linux kernel did not properly handle certain memory allocation failure conditions, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash...