Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: In the net: stream module, the purge skerrorqueue operation in skstreamkillqueues has been fixed. Changheon Lee reported TCP socket leaks, with a detailed reproduction guide. It appears that we encounter TCP socket leaks in the...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-013216)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013216 advisory. In the Linux kernel, the following vulnerability has been resolved: net: stream: purge skerrorqueue in skstreamkillqueues Changheon Lee reported TCP socket leaks, wi...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: iouring/zctx: Check chained notification contexts. Send zc only when there are links available for requests coming from the same context. There are some ambiguous reports related to syz, so let’s examine the assumption regardi...

CVE-2022-50838 net: stream: purge sk_error_queue in sk_stream_kill_queues()

In the Linux kernel, the following vulnerability has been resolved: net: stream: purge skerrorqueue in skstreamkillqueues Changheon Lee reported TCP socket leaks, with a nice repro. It seems we leak TCP sockets with the following sequence: 1 SOFTIMESTAMPINGTXACK is enabled on the socket. Each ACK...

EUVD-2025-203752

In the Linux kernel, the following vulnerability has been resolved: iouring/zctx: check chained notif contexts Send zc only links ubufinfo for requests coming from the same context. There are some ambiguous syz reports, so let's check the assumption on notification completion...

CVE-2025-68317

In the Linux kernel, the following vulnerability has been resolved: iouring/zctx: check chained notif contexts Send zc only links ubufinfo for requests coming from the same context. There are some ambiguous syz reports, so let's check the assumption on notification completion...

CVE-2025-68317 io_uring/zctx: check chained notif contexts

In the Linux kernel, the following vulnerability has been resolved: iouring/zctx: check chained notif contexts Send zc only links ubufinfo for requests coming from the same context. There are some ambiguous syz reports, so let's check the assumption on notification completion...

PT-2025-51729

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s io uring/zctx functionality related to chained notification contexts. The issue involves incorrectly handling notification completion, potentially...