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Resecurity Supports Microsoft DCU in Disrupting Fox Tempest ’s Cybercriminal Code-Signing Ecosystem

Security Affairs
3 days 2 hours ago
Microsoft and Resecurity disrupted Fox Tempest, a malware-signing service that used fake Microsoft certificates to make malware look legitimate. Resecurity supported Microsoft’s Digital Crimes Unit (DCU) in its disruption of Fox Tempest, a financially motivated threat actor operating a malware-signing-as-a-service (MSaaS) capability used by cybercriminals to make malicious files appear legitimate. On May 19, 2026, […]
Pierluigi Paganini

Threat Actors Exploit Critical FortiClient EMS Flaw to Deploy Credential Stealer

The Hackers News
3 days 2 hours ago
Threat actors are continuing to exploit a critical, now-patched security flaw impacting FortiClient Endpoint Management Server (EMS) deployments to deliver credential-stealing malware. "The campaign abused trusted endpoint management infrastructure to deliver malware across managed endpoints," Arctic Wolf said. "Threat actors disguised the credential stealer payload as a Fortinet endpoint
The Hacker News

The Gentlemen ransomware: Dissecting a self-propagating Go encryptor

Threat intelligence | Microsoft Security Blog
3 days 2 hours ago

Microsoft Threat Intelligence presents a comprehensive analysis of The Gentlemen, a Go-based ransomware deployed by affiliates of Storm-2697 that combines per-file ephemeral key encryption with an aggressive self-propagation module to deploy itself across an entire network using series of simultaneous lateral movement techniques per target.

The post The Gentlemen ransomware: Dissecting a self-propagating Go encryptor appeared first on Microsoft Security Blog.

Microsoft Threat Intelligence

CVE-2025-38628 | Linux Kernel up to 6.12.41/6.15.9/6.16.0 vdpa mlx5_vdpa_free uninitialized resource (Nessus ID 270575 / WID-SEC-2025-1898)

Vuldb Updates
3 days 2 hours ago
A vulnerability classified as problematic was found in Linux Kernel up to 6.12.41/6.15.9/6.16.0. This affects the function mlx5_vdpa_free of the component vdpa. Executing a manipulation can lead to uninitialized resource. This vulnerability is handled as CVE-2025-38628. The attack can only be done within the local network. There is not any exploit available. Upgrading the affected component is advised.
vuldb.com

CVE-2025-38627 | Linux Kernel up to 6.16.0 f2fs f2fs_inode_info use after free (Nessus ID 302764 / WID-SEC-2025-1898)

Vuldb Updates
3 days 2 hours ago
A vulnerability, which was classified as critical, was found in Linux Kernel up to 6.16.0. This affects the function f2fs_inode_info of the component f2fs. Such manipulation leads to use after free. This vulnerability is uniquely identified as CVE-2025-38627. The attack can only be initiated within the local network. No exploit exists. You should upgrade the affected component.
vuldb.com

CVE-2025-38626 | Linux Kernel up to 6.6.101/6.12.41/6.15.9/6.16.0 f2fs f2fs_map_blocks allocation of resources (Nessus ID 260275 / WID-SEC-2025-1898)

Vuldb Updates
3 days 2 hours ago
A vulnerability marked as critical has been reported in Linux Kernel up to 6.6.101/6.12.41/6.15.9/6.16.0. This vulnerability affects the function f2fs_map_blocks of the component f2fs. This manipulation causes allocation of resources. This vulnerability is registered as CVE-2025-38626. The attack requires access to the local network. No exploit is available. It is suggested to upgrade the affected component.
vuldb.com

CVE-2025-38624 | Linux Kernel up to 6.16.0 kernel/irq/msi.c pci_hp_remove_devices denial of service (Nessus ID 260280 / WID-SEC-2025-1898)

Vuldb Updates
3 days 2 hours ago
A vulnerability was found in Linux Kernel up to 6.1.147/6.6.101/6.12.41/6.15.9/6.16.0 and classified as critical. This impacts the function pci_hp_remove_devices of the file kernel/irq/msi.c. The manipulation results in denial of service. This vulnerability is identified as CVE-2025-38624. The attack can only be performed from the local network. There is not any exploit available. It is suggested to upgrade the affected component.
vuldb.com

CVE-2025-38623 | Linux Kernel up to 6.16.0 pci_bus_to_OF_node denial of service (Nessus ID 270738 / WID-SEC-2025-1898)

Vuldb Updates
3 days 2 hours ago
A vulnerability was found in Linux Kernel up to 6.1.147/6.6.101/6.12.41/6.15.9/6.16.0. It has been rated as critical. Affected by this issue is the function pci_bus_to_OF_node. Performing a manipulation results in denial of service. This vulnerability is cataloged as CVE-2025-38623. The attack must originate from the local network. There is no exploit available. Upgrading the affected component is advised.
vuldb.com

CVE-2025-38625 | Linux Kernel up to 6.6.101/6.12.41/6.15.9/6.16.0 privilege escalation (Nessus ID 270575 / WID-SEC-2025-1898)

Vuldb Updates
3 days 2 hours ago
A vulnerability was found in Linux Kernel up to 6.6.101/6.12.41/6.15.9/6.16.0. It has been classified as critical. Affected by this vulnerability is an unknown functionality. Performing a manipulation results in privilege escalation. This vulnerability was named CVE-2025-38625. The attack needs to be approached within the local network. There is no available exploit. Upgrading the affected component is recommended.
vuldb.com

CVE-2025-38622 | Linux Kernel up to 6.16.0 net net/core/skbuff.c udp_rcv_segment denial of service (Nessus ID 266176 / WID-SEC-2025-1898)

Vuldb Updates
3 days 2 hours ago
A vulnerability described as critical has been identified in Linux Kernel up to 6.1.147/6.6.101/6.12.41/6.15.9/6.16.0. This issue affects the function udp_rcv_segment of the file net/core/skbuff.c of the component net. Such manipulation leads to denial of service. This vulnerability is documented as CVE-2025-38622. The attack requires being on the local network. There is not any exploit available. Upgrading the affected component is recommended.
vuldb.com

CVE-2025-38621 | Linux Kernel up to 6.16.0 rdev_addable null pointer dereference (Nessus ID 260278 / WID-SEC-2025-1898)

Vuldb Updates
3 days 2 hours ago
A vulnerability was found in Linux Kernel up to 6.16.0 and classified as critical. Affected by this issue is the function rdev_addable. Such manipulation leads to null pointer dereference. This vulnerability is referenced as CVE-2025-38621. The attack needs to be initiated within the local network. No exploit is available. It is suggested to upgrade the affected component.
vuldb.com

IBM and Red Hat are betting $5 billion that open source needs a security guard

Help Net Security
3 days 2 hours ago

IBM and Red Hat announced Project Lightwell, a $5 billion commitment backed by new frontier AI capabilities and a global force of more than 20,000 engineers to help enterprises secure open source software. Together, these investments establish a new model for enterprise use of open source software, from upstream development through production environments. Project Lightwell will establish a trusted enterprise clearinghouse combined with a global force of engineers to identify and fix vulnerabilities at scale. … More →

The post IBM and Red Hat are betting $5 billion that open source needs a security guard appeared first on Help Net Security.

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