smb: client: fix double free of TCP_Server_Info::hostname

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Desert Dexter Targets 900 Victims Using Facebook Ads and Telegram Malware Links

The Middle East and North Africa have become the target of a new campaign that delivers a modified version of a known malware called AsyncRAT since September 2024. "The campaign, which leverages social media to distribute malware, is tied to the region's current geopolitical climate," Positive...

CVE-2025-27142

LocalSend is a free, open-source app that allows users to securely share files and messages with nearby devices over their local network without needing an internet connection. Prior to version 1.17.0, due to the missing sanitization of the path in the POST /api/localsend/v2/prepare-upload and th...

CVE-2022-49281 cifs: fix handlecache and multiuser

In the Linux kernel, the following vulnerability has been resolved: cifs: fix handlecache and multiuser In multiuser each individual user has their own tcon structure for the share and thus their own handle for a cached directory. When we umount such a share we much make sure to release the pinne...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from improper handling of handlecache and multiuser in cifs...

CVE-2025-27142

LocalSend (before v1.17.0) has a path-traversal flaw in the file upload flow that allows writing files to arbitrary locations via the vulnerable endpoints, enabling remote command execution. The issue stems from missing path sanitization in the following endpoints: POST /api/localsend/v2/prepare-...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: client: fixed UAF in smb2reconnectserver The UAF bug occurs because smb2reconnectserver accesses a session that is already being torn down by another thread that is executing cifsputsmbses. This can happen when a the client...

CVE-2025-22137

Pingvin Share is a self-hosted file sharing platform and an alternative for WeTransfer. This vulnerability allows an authenticated or unauthenticated if anonymous shares are allowed user to overwrite arbitrary files on the server, including sensitive system files, via HTTP POST requests. The issu...

AZL-56381 CVE-2025-21673 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double free of TCPServerInfo::hostname When shutting down the server in cifsputtcpsession, cifsd thread might be reconnecting to multiple DFS targets before it realizes it should exit the loop, so @server-hostnam...

CVE-2025-22137

Pingvin Share is a self-hosted file sharing platform and an alternative for WeTransfer. This vulnerability allows an authenticated or unauthenticated if anonymous shares are allowed user to overwrite arbitrary files on the server, including sensitive system files, via HTTP POST requests. The issu...

CVE-2025-22137 Arbitrary File Overwrite via HTTP POST in Pingvin Share

Pingvin Share is a self-hosted file sharing platform and an alternative for WeTransfer. This vulnerability allows an authenticated or unauthenticated if anonymous shares are allowed user to overwrite arbitrary files on the server, including sensitive system files, via HTTP POST requests. The issu...

Pingvin Share 代码问题漏洞

Pingvin Share is a self-hosted file sharing platform by Elias Schneider Personal Developer. A code issue vulnerability exists in Pingvin Share versions 0.6.0 through 1.3.0. An attacker can exploit the vulnerability to overwrite arbitrary files on the server via an HTTP POST request...

SUSE CVE-2024-56729

In the Linux kernel, the following vulnerability has been resolved: smb: Initialize cfid-tcon before performing network ops Avoid leaking a tcon ref when a lease break races with opening the cached directory. Processing the leak break might take a reference to the tcon in cacheddirleasebreak and...

AZL-54999 CVE-2024-56729 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: smb: Initialize cfid-tcon before performing network ops Avoid leaking a tcon ref when a lease break races with opening the cached directory. Processing the leak break might take a reference to the tcon in cacheddirleasebreak and...

The vulnerability of the cifs component in the Linux operating system’s kernel allows a hacker to increase their privileges within the system.

The vulnerability of the cifs component is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to increase their privileges within the system...

DEBIAN-CVE-2024-53095

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix use-after-free of network namespace. Recently, we got a customer report that CIFS triggers oops while reconnecting to a server. 0 The workload runs on Kubernetes, and some pods mount CIFS servers in non-root...

Nextcloud 安全漏洞

Nextcloud is an open source suite of self-hosted file synchronization and sharing communication application platform from Nextcloud, Germany. A security vulnerability exists in Nextcloud that stems from Nextcloud Tables allowing users to create tables with separate columns...

UBUNTU-CVE-2024-50119

In the Linux kernel, the following vulnerability has been resolved: cifs: fix warning when destroy 'cifsiorequestpool' There's a issue as follows: WARNING: CPU: 1 PID: 27826 at mm/slub.c:4698 freelargekmalloc+0xac/0xe0 RIP: 0010:freelargekmalloc+0xac/0xe0 Call Trace: ? warn+0xea/0x330...

Security update for the Linux Kernel (Live Patch 9 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005544 fixes several issues. The following security issues were fixed: CVE-2024-35905: Fixed int overflow for stack access size bsc1226327. CVE-2021-47598: schcake: do not call cakedestroy from cakeinit bsc1227471. CVE-2024-35863: Fixed potential UAF i...

Security update for the Linux Kernel (Live Patch 21 for SLE 15 SP4)

This update for the Linux Kernel 5.14.21-15040024100 fixes several issues. The following security issues were fixed: CVE-2021-47598: schcake: do not call cakedestroy from cakeinit bsc1227471. CVE-2024-35863: Fixed potential UAF in isvalidoplockbreak bsc1225011. CVE-2023-52752: smb: client: fix...