4438 matches found
vm2 代码注入漏洞
vm2 is a high-level virtual machine/sandbox developed by Czech developer Patrik Simek. It runs untrusted code using Node.js built-in modules listed in the allowlist. Versions of vm2 prior to 3.11.0 had a code injection vulnerability, which stemmed from a sandbox escape vulnerability. This...
PT-2026-36848
Name of the Vulnerable Software and Affected Versions vm2 versions prior to 3.11.0 Description vm2 is an open source sandbox for Node.js. A sandbox breakout occurs through the inspect function, allowing attackers to write code that escapes the sandbox environment and executes arbitrary commands o...
net-imap vulnerable to denial of service via high iteration count for `SCRAM-*` authentication
Summary When authenticating a connection with SCRAM-SHA1 or SCRAM-SHA256, a hostile server can perform a computational denial-of-service attack on the client process by sending a big iteration count value. Details A hostile IMAP server can send an arbitrarily large PBKDF2 iteration count in the...
PT-2026-36987
Name of the Vulnerable Software and Affected Versions net-imap affected versions not specified Description A hostile IMAP server can trigger a computational denial-of-service attack on the client process during authentication using SCRAM-SHA1 or SCRAM-SHA256. By sending an arbitrarily large PBKDF...
Astra Linux – Vulnerability in Linux 5.10
In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Clear XSTATEBVi in the guest XSAVE state whenever XFDi=1 When loading the guest XSAVE state via KVMSETXSAVE, and when updating XFD in response to a guest WRMSR, the disabled features in XSTATEBV are cleared to ensure tha...
Astra Linux – Vulnerability in Linux 5.10
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fixed the initialization of the ID register for non-protected pKVM guests In protected mode, the hypervisor maintains a separate instance of the kvm structure for each VM. For non-protected VMs, this structure is...
Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15
In the Linux kernel, the following vulnerability has been resolved: igb: Initialize the mailbox message for VF reset When a MAC address is not assigned to the VF, that portion of the message sent to the VF is not set. However, the memory is allocated from the stack, which means that information m...
Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1
In the Linux kernel, the following vulnerability has been resolved: x86/hyperv: Disabling IBT when the hypercall page lacks the ENDBR instruction. On hardware that supports Indirect Branch Tracking IBT, Hyper-V VMs with ConfigVersion 9.3 or later support IBT in the guest. However, current version...
Astra Linux - уязвимость в amd64-microcode
Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU leading to a potential loss of guest virtual machine VM memory integrity...
Astra Linux – Vulnerability in Linux 5.10
In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Only warnings are issued when overwriting a shadow-present SPTE, specifically when the operation is performed on direct MMUs. This adjustment applies only to MMUs that do not have shadowed gPTEs. Although it’s...
Astra Linux – Vulnerability in open-vm-tools
VMware Tools contains a vulnerability related to bypassing the SAML token signature. A malicious actor who has been granted “Guest Operation Privileges” in a target virtual machine may be able to elevate their privileges, provided that the target virtual machine has been assigned a more privilege...
Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1
In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pv: fix index value of replaced ASCE The index field of the struct page corresponding to a guest ASCE should be 0. When replacing the ASCE in s390replaceasce, the index of the new ASCE should also be set to 0. Using th...
Astra Linux – Vulnerability in Linux 5.10, Linux
In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: making the apf token non-zero to fix the bug In the current async pagefault logic, when a page is ready, KVM relies on kvmarchcandequeuepagepresent to determine whether to deliver a READY event to the Guest. This...
Astra Linux – Vulnerability in Linux 5.10
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Forcibly leave nested virtualization mode when SMM state is toggled The nested virtualization mode is forcibly exited if the user space toggles the SMM state using KVMSETVCPUEVENTS or KVMSYNCX86EVENTS. If the user space...
Astra Linux - уязвимость в linux-5.15
In the Linux kernel, the following vulnerability has been resolved: KVM: VMX – Prevent RSB underflow before vmenter On VMX, there is some timing balance between the time the guest’s SPECCTRL value is written and the vmenter. Balanced returns matched by a preceding call are usually acceptable...
Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15
In the Linux kernel before version 6.6.7, a untrusted VMM could trigger the int80 syscall handling at any given point. This issue is related to the files arch/x86/coco/tdx/tdx.c and arch/x86/mm/memencryptamd.c...
Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15
In the Linux kernel, the following vulnerability has been resolved: KVM: Do not dereference ops-destroy directly. The cleanup of a KVM device occurs through either of two callbacks: 1 destroy, called when the VM is being destroyed; 2 release, called when a device file descriptor is closed. Most K...
Astra Linux – Vulnerability in Qemu
QEMU 5.0.0 has a use-after-free issue in the hw/usb/hcd-xhci.c file, as the return value of usbpacketmap is not checked...
Astra Linux – Vulnerability in Linux 5.10
In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Fixed the issue where the sevreceivestart command failed due to the absence of the sevdecommission command. The current SEV context must be decommissioned if binding an ASID fails after a RECEIVESTART operation. Accordi...
Astra Linux – Vulnerability in Linux 5.10
In the Linux kernel, the following vulnerability has been resolved: KVM: Initialize gfntopfncache locks in dedicated helper Move the gfntopfncache lock initialization to another helper and call the new helper during VM/vCPU creation. There are race conditions possible due to the ability of...