CVE-2024-35944

CVE-2024-35944: In the Linux kernel VMCI path, a run-time warning triggered by memcpy was observed when a field-spanning write occurred in vmci_datagram.c. The code copies a vmci_datagram dg into a local dg_info->msg with memcpy(&dg_info->msg, dg, dg_size), while dg_size = VMCI_DG_HEADERSIZ...

CVE-2024-35944 VMCI: Fix memcpy() run-time warning in dg_dispatch_as_host()

In the Linux kernel, the following vulnerability has been resolved: VMCI: Fix memcpy run-time warning in dgdispatchashost Syzkaller hit 'WARNING in dgdispatchashost' bug. memcpy: detected field-spanning write size 56 of single field "&dginfo-msg" at drivers/misc/vmwvmci/vmcidatagram.c:237 size 24...

kernel: VMCI: Use threaded irqs instead of tasklets

In the Linux kernel, the following vulnerability has been resolved: VMCI: Use threaded irqs instead of tasklets The vmcidispatchdgs tasklet function calls vmcireaddata which uses waitevent resulting in invalid sleep in an atomic context and therefore potentially in a deadlock. Use threaded irqs t...

Chinese Hackers Exploit VMware Zero-Day to Backdoor Windows and Linux Systems

The Chinese state-sponsored group known as UNC3886 has been found to exploit a zero-day flaw in VMware ESXi hosts to backdoor Windows and Linux systems. The VMware Tools authentication bypass vulnerability, tracked as CVE-2023-20867 CVSS score: 3.9, "enabled the execution of privileged commands...

SUSE CVE-2013-3236

The vmcitransportdgramdequeue function in net/vmwvsock/vmcitransport.c in the Linux kernel before 3.9-rc7 does not properly initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call...

GSD-2023-1001955 VMCI: Use threaded irqs instead of tasklets

VMCI: Use threaded irqs instead of tasklets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.1.8 by commit...

PT-2023-35031 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.1.8 Description: The issue concerns the use of threaded irqs instead of tasklets in the VMCI. The actual impact and attack plausibility have not yet been proven. It was introduced in version v5.18 and fixed i...

GSD-2023-1001660 VMCI: Use threaded irqs instead of tasklets

VMCI: Use threaded irqs instead of tasklets This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.1.8 by commit...

GSD-2022-1008282 misc/vmw_vmci: fix an infoleak in vmci_host_do_receive_datagram()

misc/vmwvmci: fix an infoleak in vmcihostdoreceivedatagram This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.300 by commit...

PT-2025-13301

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.19.0-0.rc8.20220727git39c3c396f813.60.fc37.aarch64 Description The issue arises from the vmci dispatch dgs tasklet function calling vmci read data, which uses wait event and results in an invalid sleep in an...

New Malware Families Found Targeting VMware ESXi Hypervisors

Threat actors have been found deploying never-before-seen post-compromise implants in VMware's virtualization software to seize control of infected systems and evade detection. Google's Mandiant threat intelligence division referred to it as a "novel malware ecosystem" that impacts VMware ESXi,...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

kernel security and bug fix update

4.18.0-305.17.14.OL8 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

ALSA-2021:3447 Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: powerpc: KVM guest OS users can cause host OS memory corruption CVE-2021-37576 kernel: slab-out-of-bounds access in xdrsetpagebase in net/sunrpc/xdr.c CVE-2021-38201 For more details abou...

VMware Fusion 11.0.x < 11.5.6 Multiple Vulnerabilities (VMSA-2020-0023)

The version of VMware Fusion installed on the remote macOS or Mac OS X host is 11.0.x prior to 11.5.6. It is, therefore, affected by the following vulnerabilities: - A time-of-check time-of-use flaw exists related to ACPI device handling that allows an authenticated administrator to leak memory...

VMSA-2020-0023 : VMware ESXi, Workstation, Fusion and NSX-T updates address multiple security vulnerabilities

a. ESXi OpenSLP remote code execution vulnerability CVE-2020-3992 OpenSLP as used in ESXi has a use-after-free issue. A malicious actor residing in the management network who has access to port 427 on an ESXi machine may be able to trigger a use-after-free in the OpenSLP service resulting in remo...

CVE-2020-3995

In VMware ESXi 6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG, Workstation 15.x before 15.1.0, Fusion 11.x before 11.1.0, the VMCI host drivers used by VMware hypervisors contain a memory leak vulnerability. A malicious actor with access to a virtual machine may be able to trigg...

CVE-2020-3995

CVE-2020-3995: VMware VMCI host driver memory leak in ESXi/Workstation/Fusion (affected versions listed in VMware advisories) can permit a VM-guest attacker with access to trigger memory leakage, potentially exhausting hypervisor memory during sustained attacks. Concrete details across sources sh...

VMware ESXi, Workstation, Fusion and NSX-T updates address multiple security vulnerabilities (CVE-2020-3981, CVE-2020-3982, CVE-2020-3992, CVE-2020-3993, CVE-2020-3994, CVE-2020-3995)

3a. ESXi OpenSLP remote code execution vulnerability CVE-2020-3992 OpenSLP as used in ESXi has a use-after-free issue. VMware has evaluated the severity of this issue to be in the Critical severity range with a maximum CVSSv3 base score of 9.8. 3b. NSX-T MITM vulnerability CVE-2020-3993 VMware...

KLA12100 Multiple vulnerabilities in VMware Workstation and Player

Multiple vulnerabilities were found in VMware Workstation and Player. Malicious users can exploit these vulnerabilities to obtain sensitive information, cause denial of service. Below is a complete list of vulnerabilities: 1. An out of bounds read vulnerability in ACPI device can be exploited to...