Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iouring: Fixed a null-ptr-deref in iotctxexitcb. Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at address 0000000000000138 by task file1/1955 CPU: 1 PID: 195...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: A race condition between handleposixcputimers and posixcputimerdel has been fixed. If a task that exits without autoreaping has already called exitnotify and calls handleposixcputimers from the IRQ, it can be...

EUVD-2026-13611

In the Linux kernel, the following vulnerability has been resolved: iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being resized, it's possible for the OR'ing of IORINGSQTASKRUN to happen in the...

CVE-2026-23275 io_uring: ensure ctx->rings is stable for task work flags manipulation

In the Linux kernel, the following vulnerability has been resolved: iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being resized, it's possible for the OR'ing of IORINGSQTASKRUN to happen in the...

CVE-2026-23275

CVE-2026-23275 (Linux kernel, io_uring): The issue arises when DEFER_TASKRUN | SETUP_TASKRUN are used and task work is added while the ring is resized, allowing an overlap window where IORING_SQ_TASKRUN could be OR’ed on the old/new rings during swapping. The fix adds a 2nd rings pointer, →rings_...

CVE-2026-23275 io_uring: ensure ctx->rings is stable for task work flags manipulation

In the Linux kernel, the following vulnerability has been resolved: iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being resized, it's possible for the OR'ing of IORINGSQTASKRUN to happen in the...

CVE-2026-23275

In the Linux kernel, the following vulnerability has been resolved: iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being resized, it's possible for the OR'ing of IORINGSQTASKRUN to happen in the...

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 instability of the ctx-rings pointer during the task work flag operation by iouring. This...

Linux Distros Unpatched Vulnerability : CVE-2026-23275

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being...

PT-2026-26580

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue within the io uring subsystem. Specifically, a condition exists where, if DEFER TASKRUN and SETUP TASKRUN are utilized concurrently with ring resizing,...

kernel: io_uring: check if iowq is killed before queuing

In the Linux kernel, the following vulnerability has been resolved: iouring: check if iowq is killed before queuing task work can be executed after the task has gone through iouring termination, whether it's the final taskwork run or the fallback path. In this case, task work will find -iowq bein...

EUVD-2024-53357

Malicious code in bioql PyPI...

EUVD-2025-13078

Malicious code in bioql PyPI...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: perf: Fixed a hang issue when freeing sigtrap events The perf library may hang when freeing a sigtrap event if a related deferred signal fails to be sent before the file is closed: perfeventoverflow taskworkaddperfpendingtask fpu...

SUSE CVE-2025-37747

In the Linux kernel, the following vulnerability has been resolved: perf: Fix hang while freeing sigtrap event Perf can hang while freeing a sigtrap event if a related deferred signal hadn't managed to be sent before the file got closed: perfeventoverflow taskworkaddperfpendingtask fput...

CVE-2025-37747

In the Linux kernel, the following vulnerability has been resolved: perf: Fix hang while freeing sigtrap event Perf can hang while freeing a sigtrap event if a related deferred signal hadn't managed to be sent before the file got closed: perfeventoverflow taskworkaddperfpendingtask fput...

AZL-69680 CVE-2025-37747 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: perf: Fix hang while freeing sigtrap event Perf can hang while freeing a sigtrap event if a related deferred signal hadn't managed to be sent before the file got closed: perfeventoverflow taskworkaddperfpendingtask fput...

AZL-69674 CVE-2025-37747 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: perf: Fix hang while freeing sigtrap event Perf can hang while freeing a sigtrap event if a related deferred signal hadn't managed to be sent before the file got closed: perfeventoverflow taskworkaddperfpendingtask fput...

UBUNTU-CVE-2025-37747

In the Linux kernel, the following vulnerability has been resolved: perf: Fix hang while freeing sigtrap event Perf can hang while freeing a sigtrap event if a related deferred signal hadn't managed to be sent before the file got closed: perfeventoverflow taskworkaddperfpendingtask fput...

CVE-2025-37747 perf: Fix hang while freeing sigtrap event

In the Linux kernel, the following vulnerability has been resolved: perf: Fix hang while freeing sigtrap event Perf can hang while freeing a sigtrap event if a related deferred signal hadn't managed to be sent before the file got closed: perfeventoverflow taskworkaddperfpendingtask fput...