SideWinder targets the maritime and nuclear sectors with an updated toolset

Last year, we published an article about SideWinder, a highly prolific APT group whose primary targets have been military and government entities in Pakistan, Sri Lanka, China, and Nepal. In it, we described activities that had mostly happened in the first half of the year. We tried to draw...

SUSE CVE-2025-21738

In the Linux kernel, the following vulnerability has been resolved: ata: libata-sff: Ensure that we cannot write outside the allocated buffer reveliofuzzing reported that a SCSIIOCTLSENDCOMMAND ioctl with outlen set to 0xd42, SCSI command set to ATA16 PASS-THROUGH, ATA command set to ATANOP, and...

SUSE CVE-2025-21772

In the Linux kernel, the following vulnerability has been resolved: partitions: mac: fix handling of bogus partition table Fix several issues in partition probing: - The bailout for a bad partoffset must use putdevsector, since the preceding readpartsector succeeded. - If the partition table clai...

Lotus Blossom espionage group targets multiple industries with different versions of Sagerunex and hacking tools

Cisco Talos discovered multiple cyber espionage campaigns that target government, manufacturing, telecommunications and media, delivering Sagerunex and other hacking tools for post-compromise activities. Talos attributes these attacks to the threat actor known as Lotus Blossom. Lotus Blossom has...

CVE-2025-21772

In the Linux kernel, the following vulnerability has been resolved: partitions: mac: fix handling of bogus partition table Fix several issues in partition probing: - The bailout for a bad partoffset must use putdevsector, since the preceding readpartsector succeeded. - If the partition table clai...

DEBIAN-CVE-2025-21772

In the Linux kernel, the following vulnerability has been resolved: partitions: mac: fix handling of bogus partition table Fix several issues in partition probing: - The bailout for a bad partoffset must use putdevsector, since the preceding readpartsector succeeded. - If the partition table clai...

DEBIAN-CVE-2025-21738

In the Linux kernel, the following vulnerability has been resolved: ata: libata-sff: Ensure that we cannot write outside the allocated buffer reveliofuzzing reported that a SCSIIOCTLSENDCOMMAND ioctl with outlen set to 0xd42, SCSI command set to ATA16 PASS-THROUGH, ATA command set to ATANOP, and...

AZL-68973 CVE-2025-21738 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: ata: libata-sff: Ensure that we cannot write outside the allocated buffer reveliofuzzing reported that a SCSIIOCTLSENDCOMMAND ioctl with outlen set to 0xd42, SCSI command set to ATA16 PASS-THROUGH, ATA command set to ATANOP, and...

UBUNTU-CVE-2025-21738

In the Linux kernel, the following vulnerability has been resolved: ata: libata-sff: Ensure that we cannot write outside the allocated buffer reveliofuzzing reported that a SCSIIOCTLSENDCOMMAND ioctl with outlen set to 0xd42, SCSI command set to ATA16 PASS-THROUGH, ATA command set to ATANOP, and...

UBUNTU-CVE-2025-21772

In the Linux kernel, the following vulnerability has been resolved: partitions: mac: fix handling of bogus partition table Fix several issues in partition probing: - The bailout for a bad partoffset must use putdevsector, since the preceding readpartsector succeeded. - If the partition table clai...

CVE-2025-21772

CVE-2025-21772 involves the Linux kernel partition probing path (mac partition handling). The fix addresses processing of bogus partition tables by: (1) using put_dev_sector() for the bailout when a bad partoffset occurs, after a successful read_part_sector(); (2) rejecting partition tables that ...

CVE-2025-21772 partitions: mac: fix handling of bogus partition table

In the Linux kernel, the following vulnerability has been resolved: partitions: mac: fix handling of bogus partition table Fix several issues in partition probing: - The bailout for a bad partoffset must use putdevsector, since the preceding readpartsector succeeded. - If the partition table clai...

CVE-2025-21772 partitions: mac: fix handling of bogus partition table

In the Linux kernel, the following vulnerability has been resolved: partitions: mac: fix handling of bogus partition table Fix several issues in partition probing: - The bailout for a bad partoffset must use putdevsector, since the preceding readpartsector succeeded. - If the partition table clai...

CVE-2022-49553

The CVE-2022-49553 entry is about the Linux kernel NTFS3 filesystem (fs/ntfs3/super.c). The vulnerability arises when the NTFS BOOT sectors_per_clusters field is > 0x80, which is treated as a shift value; if the shift is too large, the code may compute invalid shifts (max NTFS cluster size is ...

CVE-2022-49044

In the Linux kernel, the following vulnerability has been resolved: dm integrity: fix memory corruption when tagsize is less than digest size It is possible to set up dm-integrity in such a way that the "tagsize" parameter is less than the actual digest size. In this situation, a part of the dige...

Data Leak Exposes TopSec's Role in China's Censorship-as-a-Service Operations

An analysis of a data leak from a Chinese cybersecurity company TopSec has revealed that it likely offers censorship-as-a-service solutions to prospective customers, including a state-owned enterprise in the country. Founded in 1995, TopSec ostensibly offers services such as Endpoint Detection an...

China-Linked Attackers Exploit Check Point Flaw to Deploy ShadowPad and Ransomware

A previously unknown threat activity cluster targeted European organizations, particularly those in the healthcare sector, to deploy PlugX and its successor, ShadowPad, with the intrusions ultimately leading to deployment of a ransomware called NailaoLocker in some cases. The campaign, codenamed...

CISA and Partners Release Advisory on Ghost (Cring) Ransomware

Today, CISA—in partnership with the Federal Bureau of Investigation FBI and Multi-State Information Sharing and Analysis Center MS-ISAC—released a joint Cybersecurity Advisory, StopRansomware: Ghost Cring Ransomware. This advisory provides network defenders with indicators of compromise IOCs,...

Winnti APT41 Targets Japanese Firms in RevivalStone Cyber Espionage Campaign

The China-linked threat actor known as Winnti has been attributed to a new campaign dubbed RevivalStone that targeted Japanese companies in the manufacturing, materials, and energy sectors in March 2024. The activity, detailed by Japanese cybersecurity company LAC, overlaps with a threat cluster...

Microsoft: Russian-Linked Hackers Using 'Device Code Phishing' to Hijack Accounts

Microsoft is calling attention to an emerging threat cluster it calls Storm-2372 that has been attributed to a new set of cyber attacks aimed at a variety of sectors since August 2024. The attacks have targeted government, non-governmental organizations NGOs, information technology IT services an...