Vulnerabilities fixed in Microsoft Windows

Microsoft has fixed vulnerabilities in Windows. A malicious party can exploit the vulnerabilities to carry out attacks that can lead to the following categories of damage: - Denial-of-Service - Circumvention of a security measure - Manipulation of data - Execution of arbitrary code user privilege...

KVM: VMX: Prevent RSB underflow before vmenter

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KVM: x86: Use __try_cmpxchg_user() to update guest PTE A/D bits

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The vulnerability of the KVM kernel component in the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the Linux operating system’s KVM kernel component is related to the state of the gmapshadow and acquiregmapshadow functions. Exploiting this vulnerability can allow an attacker to gain increased privileges within the system...

CVE-2025-61881

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.28, 21.3-21.19 and 23.4-23.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Java VM. Successful attacks of this...

CVE-2025-61881

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.28, 21.3-21.19 and 23.4-23.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Java VM. Successful attacks of this...

CVE-2025-61881

Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 19.3-19.28, 21.3-21.19 and 23.4-23.9. Difficult to exploit vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Java VM. Successful attacks of this...

Cosmos EVM Vulnerability

Patches Patched in versions v0.3.1, v0.4.2, and in the v0.5.0 release. More information will be disclosed at a later point to ensure chains have time to safely upgrade. Workarounds No workarounds for chains that make use of static or dynamic precompiles. Upgrading is strongly recommended. Testing...

ROS-20251021-02

A vulnerability in the btrfs component of the Linux operating system kernel is related to an incorrect lock in the function clearextentuptodate in fs/btrfs/inode.c. Exploitation of the vulnerability could allow an attacker to cause a denial of service A vulnerability in the KVM component of the...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987649)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987649 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: fix panic on out-of-bounds guest IRQ As guestirq is coming from KVMIRQFD API call, it m...

kernel: KVM: x86/hyper-v: Skip non-canonical addresses during PV TLB flush

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/hyper-v: Skip non-canonical addresses during PV TLB flush In KVM guests with Hyper-V hypercalls enabled, the hypercalls HVCALLFLUSHVIRTUALADDRESSLIST and HVCALLFLUSHVIRTUALADDRESSLISTEX allow a guest to request...

New .NET CAPI Backdoor Targets Russian Auto and E-Commerce Firms via Phishing ZIPs

Cybersecurity researchers have shed light on a new campaign that has likely targeted the Russian automobile and e-commerce sectors with a previously undocumented .NET malware dubbed CAPI Backdoor. According to Seqrite Labs, the attack chain involves distributing phishing emails containing a ZIP...

kernel-rt security update

An update is available for kernel-rt. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel-rt packages provide the Real Time Linux Kernel, which enables...

[BSA-125] Security Update for incus

Mathias Gibbens uploaded new packages for incus which fixed the following security problems: CVE ID : CVE-2025-54286 CVE-2025-54287 CVE-2025-54288 CVE-2025-54289 CVE-2025-54290 CVE-2025-54291 CVE-2025-54293 Multiple security issues were discovered in Incus, a system container and virtual machine...

Security Bulletin: IBM Technical Suppport Appliance - possible security flaws in memory management leading to information disclosure or denial of service

Summary A flaw in the KASAN Kernel Address Sanitizer code may allow memory to be accessed that is already free and a flaw in Virtual Machine Communication Interface VMCI allowed uninitialized kernel memory to be exposed to userspace. Vulnerability Details CVEID:CVE-2022-49058 DESCRIPTION: In the...

The vulnerability of the VMM component in the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the VMM component in the Linux operating system is related to deficiencies in access control. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2025-62376

pwn.college DOJO is an education platform for learning cybersecurity. Prior to commit 467db0b9ea0d9a929dc89b41f6eb59f7cfc68bef, the /workspace endpoint contains an improper authentication vulnerability that allows an attacker to access any active Windows VM without proper authorization. The...

CVE-2025-62376 pwn.college DOJO vulnerable to improper authentication in workspace endpoint allowing unauthorized Windows VM access

pwn.college DOJO is an education platform for learning cybersecurity. Prior to commit 467db0b9ea0d9a929dc89b41f6eb59f7cfc68bef, the /workspace endpoint contains an improper authentication vulnerability that allows an attacker to access any active Windows VM without proper authorization. The...

CVE-2025-62376 pwn.college DOJO vulnerable to improper authentication in workspace endpoint allowing unauthorized Windows VM access

pwn.college DOJO is an education platform for learning cybersecurity. Prior to commit 467db0b9ea0d9a929dc89b41f6eb59f7cfc68bef, the /workspace endpoint contains an improper authentication vulnerability that allows an attacker to access any active Windows VM without proper authorization. The...

CVE-2025-62376 pwn.college DOJO vulnerable to improper authentication in workspace endpoint allowing unauthorized Windows VM access

pwn.college DOJO is an education platform for learning cybersecurity. Prior to commit 467db0b9ea0d9a929dc89b41f6eb59f7cfc68bef, the /workspace endpoint contains an improper authentication vulnerability that allows an attacker to access any active Windows VM without proper authorization. The...