kernel: smb: client: let recv_done verify data_offset, data_length and remaining_data_length

In the Linux kernel, the following vulnerability has been resolved: smb: client: let recvdone verify dataoffset, datalength and remainingdatalength This is inspired by the related server fixes...

Microsoft Windows SMB Server Elevation of Privilege Vulnerability (CNVD-2026-10679)

Microsoft Windows SMB Server is a network file-sharing protocol from Microsoft. It allows applications on a computer to read and write files and request services from server programs on a computer network. An elevation of privilege vulnerability exists in Microsoft Windows SMB Server due to...

Microsoft Windows SMB Server Elevation of Privilege Vulnerability (CNVD-2026-10680)

Microsoft Windows SMB Server is a network file-sharing protocol from Microsoft. It allows applications on a computer to read and write files and request services from server programs on a computer network. An elevation of privilege vulnerability exists in Microsoft Windows SMB Server due to...

Microsoft Windows SMB Server Elevation of Privilege Vulnerability (CNVD-2026-10681)

Microsoft Windows SMB Server is a network file-sharing protocol from Microsoft. It allows applications on a computer to read and write files and request services from server programs on a computer network. An elevation of privilege vulnerability exists in Microsoft Windows SMB Server, which can b...

MiracleLinux 4 : samba-3.6.23-45.AXS4 (AXSA:2017-2303:05)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2017-2303:05 advisory. A race condition was found in samba server. A malicious samba client could use this flaw to access files and directories in areas of the server file...

Microsoft Windows SMB Server Denial of Service Vulnerability

Microsoft Windows SMB Server is a network file-sharing protocol from Microsoft. It allows applications on a computer to read and write files and request services from server programs on a computer network. A denial of service vulnerability exists in Microsoft Windows SMB Server, which is caused d...

Microsoft Windows SMB Server Elevation of Privilege Vulnerability (CNVD-2026-10677)

Microsoft Windows SMB Server is a network file-sharing protocol from Microsoft. It allows applications on a computer to read and write files and request services from server programs on a computer network. An elevation of privilege vulnerability exists in Microsoft Windows SMB Server due to...

ALSA-2026:0759 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: smb: client: Fix use-after-free in cifsfilldirent CVE-2025-38051 kernel: smb: client: let recvdone verify dataoffset, datalength and remainingdatalength CVE-2025-39933 kernel: drm/i915:...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003610)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003610 advisory. An issue was discovered in the Linux kernel before 5.0.10. SMB2negotiate in fs/cifs/smb2pdu.c has an out- of-bounds read because data structures are incompletely...

MiracleLinux 4 : samba4-4.2.10-11.AXS4 (AXSA:2017-2304:03)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2017-2304:03 advisory. It was found that samba did not enforce SMB signing when certain configuration options were enabled. A remote attacker could launch a...

kernel: smb: client: Fix use-after-free in cifs_fill_dirent

A use-after-free flaw was found in cifsfilldirent in fs/cifs/readdir.c in smb client in the Linux Kernel. This flaw could allow an attacker to crash the system due to race problem. This vulnerability could even lead to a kernel information leak problem...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002106)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002106 advisory. Race condition in the smbsendrqst function in fs/cifs/transport.c in the Linux kernel before 3.7.2 allows local users to cause a denial of service NULL pointer...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002235)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002235 advisory. Off-by-one error in the builduncpathtoroot function in fs/cifs/connect.c in the Linux kernel before 3.9.6 allows remote attackers to cause a denial of service memory...

CVE-2026-20926

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows SMB Server allows an authorized attacker to elevate privileges over a network...

CVE-2026-20848

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows SMB Server allows an authorized attacker to elevate privileges over a network...

kernel: smb: client: fix potential UAF in cifs_stats_proc_write()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in cifsstatsprocwrite Skip sessions that are being teared down status == SESEXITING to avoid UAF...

kernel: smb: client: fix race with concurrent opens in rename(2)

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix race with concurrent opens in rename2 Besides sending the rename request to the server, the rename process also involves closing any deferred close, waiting for outstanding I/O to complete as well as marking all...

kernel: smb: client: fix race with concurrent opens in rename(2)

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix race with concurrent opens in rename2 Besides sending the rename request to the server, the rename process also involves closing any deferred close, waiting for outstanding I/O to complete as well as marking all...

Important: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

MiracleLinux 3 : wireshark-1.0.15-1.4.0.1.AXS3 (AXSA:2011-109:02)

The remote MiracleLinux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2011-109:02 advisory. This package lays base for libpcap, a packet capture and filtering library, contains command-line utilities, contains plugins and documentation for...