CVE-2020-36310

A flaw was found in the Linux kernel. A nested page fault is created when an address does not have a memslot associated to it. The highest threat from this vulnerability is to system availability. This flaw can be triggered using a malformed Virtual Machine. When triggered this bug will lead to t...

KVM Kernel Buffer Overflow DoS

The vulnerability of the arch/s390/kvm/kvm-s390.c component, include/linux/kvmhost.h, and virt/kvm/kvmmain.c file in the KVM virtualization subsystem of Linux operating systems is due to a buffer overflow issue. Exploiting this vulnerability could allow an attacker to compromise the...

Linux Kernel Resource Management Vulnerability

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A resource management error vulnerability exists in versions of Linux kernel prior to 5.7, which stems from the KVM subsystem allowing out-of-scope access after deletion. No...

Linux Kernel Security Vulnerabilities

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A denial of service vulnerability exists in arch/x86/kvm/svm/sev.c in Linux kernel versions prior to 5.9. An attacker...

CVE-2021-21413

isolated-vm is a library for nodejs which gives you access to v8's Isolate interface. Versions of isolated-vm before v4.0.0 have API pitfalls which may make it easy for implementers to expose supposed secure isolates to the permissions of the main nodejs isolate. Reference objects allow access to...

"Cannot Start App" when launching published applications

"Cannot start app" seen when launching applications Event ID 1101 seen in Delivery Controllers application event logs: "The Citrix Broker Service failed to broker a connection for to . The Citrix Broker Service cannot find any available virtual machines."...

CVE-2021-27075

Azure Virtual Machine Information Disclosure Vulnerability...

Information disclosure

Azure Virtual Machine Information Disclosure Vulnerability...

CVE-2021-27075

Azure Virtual Machine Information Disclosure Vulnerability...

CVE-2021-27075 Azure Virtual Machine Information Disclosure Vulnerability

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UBUNTU-CVE-2020-1898

The fbunserialize function did not impose a depth limit for nested deserialization. That meant a maliciously constructed string could cause deserialization to recurse, leading to stack exhaustion. This issue affected HHVM prior to v4.32.3, between versions 4.33.0 and 4.56.0, 4.57.0, 4.58.0, 4.58....

UBUNTU-CVE-2020-1899

The unserialize function supported a type code, "S", which was meant to be supported only for APC serialization. This type code allowed arbitrary memory addresses to be accessed as if they were static StringData objects. This issue affected HHVM prior to v4.32.3, between versions 4.33.0 and 4.56....

CVE-2021-27075: Undefined Security Weakness

Azure Virtual Machine Information Disclosure Vulnerability...

CVE-2021-24025

Due to incorrect string size calculations inside the pregquote function, a large input string passed to the function can trigger an integer overflow leading to a heap overflow. This issue affects HHVM versions prior to 4.56.3, all versions between 4.57.0 and 4.80.1, all versions between 4.81.0 an...

Katy Voor’s HHVM buffer error vulnerability

Katy Voor HHVM is an open source application by Katy Voor. Provides an open source virtual machine designed to execute programs written in Hack. A security vulnerability exists in HHVM that stems from an incorrect size calculation in ldap escaping when incoming input is too long, which may result...

Katy Voor’s HHVM buffer error vulnerability

Katy Voor HHVM is an open source application by Katy Voor. Provides an open source virtual machine designed to execute programs written in Hack. A security vulnerability exists in HHVM that stems from a write out-of-bounds if a buffer is full. The following products and versions are affected: HHV...

Katy Voor’s HHVM buffer error vulnerability

Katy Voor HHVM is an open source application by Katy Voor. Provides an open source virtual machine designed to execute programs written in Hack. A security vulnerability exists in HHVM that allows memory to be read before memory buffers. The following products and versions are affected: HHVM...

Facebook HHVM security vulnerability

Facebook HHVM a.k.a. HipHop Virtual Machine is a virtual machine from Facebook Inc. that significantly improves the performance of loading dynamic pages in PHP. A security vulnerability exists in HHVM. The following products and versions are affected: 4.33.0 and 4.56.0, 4.57.0, 4.58.0, 4.58.1,...

Katy Voor’s HHVM input validation vulnerability

Katy Voor HHVM is an open source application by Katy Voor. Provides an open source virtual machine designed to execute programs written in Hack. A security vulnerability exists in HHVM that stems from an incorrect string size calculation in the pregquote function, where a large input string passe...

Katy Voor’s HHVM buffer error vulnerability

Katy Voor HHVM is an open source application by Katy Voor. Provides an open source virtual machine designed to execute programs written in Hack. A security vulnerability exists in HHVM that stems from a crypt function that allows the size of the input salt to be null to terminate the buffer witho...