CVE-2026-46065 fbdev: defio: Disconnect deferred I/O from the lifetime of struct fb_info

In the Linux kernel, the following vulnerability has been resolved: fbdev: defio: Disconnect deferred I/O from the lifetime of struct fbinfo Hold state of deferred I/O in struct fbdeferrediostate. Allocate an instance as part of initializing deferred I/O and remove it only after the final mapping...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of the usbkillurb call during signal interrupts in the hwmon powerz module. This...

CVE-2026-46073

In the Linux kernel, the following vulnerability has been resolved: hwmon: powerz Fix missing usbkillurb on signal interrupt waitforcompletioninterruptibletimeout returns -ERESTARTSYS when interrupted. This needs to abort the URB and return an error. No data has been received from the device so a...

PT-2026-43940

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Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the possibility of deadlock occurring when the shadow stack signals hold a mmap read lock during signal...

Linux Distros Unpatched Vulnerability : CVE-2026-46065

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fbdev: defio: Disconnect deferred I/O from the lifetime of struct fbinfo Hold state of deferred I/O in struct fbdeferrediostate. Allocate an instance as part of...

Identifying People Using Wi-Fi Routers

Not identifying people based on their use of Wi-Fi routers, but identifying people using Wi-Fi signals. This is accomplished through what is known as WiFi sensing, or the use of WiFi signals to infer information about a physical environment. When radio signals like WiFi travel through a space, th...

The Alert Firehose Finally Meets Its Match

Ask a cybersecurity pro about Network Detection and Response NDR and you might still hear "Noisy," "Too much data." But ask the teams running NDR that includes agentic AI capabilities and you'll hear they're actually using it to catch threats earlier, triage faster, and chase fewer false positive...

Edimax EW-7438RPn 命令注入漏洞

The Edimax EW-7438RPn is a wireless signal extender produced by Edimax of Taiwan, China. The Edimax EW-7438RPn version 1.28a has a command injection vulnerability. This vulnerability stems from improper handling of parameters such as...

ThreatsDay Bulletin: Linux Rootkits, Router 0-Day, AI Intrusions, Scam Kits and 25 New Stories

This week starts small. A token leaks. A bad package slips in. A login trick works. An old tool shows up again. At first, it feels like the usual mess. Then you see the pattern: attackers are not always breaking in. They are using the parts we already trust. That is what makes it worrying. The...

CVE-2026-5947

Undefined behavior may result due to a race condition leading to a use-after-free violation. If BIND receives an incoming DNS message signed with SIG0, it begins work to validate that signature. If, during that validation, the "recursive-clients" limit is reached as would occur during a query...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: A upper bound check has been added to user inputs in the signal ioctl function. Large input values in amdgpuuserqsignalioctl can lead to a Out-of-Memory OOM condition, and this vulnerability could be exploited...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/ast: astdp: Fixed the timeout for enabling the video signal The ASTDP transmitter sometimes takes up to 1 second to enable the video signal, while the timeout is only 200 msec. This results in a kernel error message. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: erofs: set fileio bio failed in short read case For file-backed mounts, IO requests are handled by vfsiocbiterread. However, it can be interrupted by SIGKILL, resulting in the number of bytes actually copied. Unused folios in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: smb: server: The senddone handler now handles completion without using IBSENDSIGNALED. With smbdirectsendbatch, we likely have requests that do not include IBSENDSIGNALED. These requests will be destroyed during the final request...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: Client: Fixed a potential Use-after-Allocation error in cifssignalcifsdforreconnect. Skipped sessions that are being terminated status == SESEXITING to avoid UAF errors...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: seccomp: Move copyseccomp to the no-failure path. Our syzbot instance reported memory leaks in doseccomp, similar to the reports 1. This indicates that we are failing to properly free the struct seccompfilter and some objects...

Astra Linux – Vulnerability in glibc

A out-of-bounds write vulnerability was discovered in glibc before version 2.31, when handling signal trampolines on PowerPC. Specifically, the backtrace function did not properly check the array bounds when storing the frame address, resulting in a denial of service or potential code execution...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nbd: The issue of task hanging when the signal interrupt nbdstartdeviceioctl occurs has been fixed. The following program is a simplified version of the reproducer function: c int mainvoid int sv2, fd; if socketpairAFUNIX,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: In the bpf function, the task with pid=1 can be skipped in the sendsignalcommon function. The following kernel panic can occur when a task with pid=1 attempts to send a killing signal to itself. For more details, see 1. Kernel...