EUVD-2026-86074

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rds: tcp: Fixed an issue where a use-after-free occurred in net in reqsktimerhandler. syzkaller reported a warning regarding the netns tracker 0, followed by KASAN, SPLAT 1, and another ref tracker warning 1. syzkaller was unable...

SUSE CVE-2026-68290

In the Linux kernel, the following vulnerability has been resolved: rds: tcp: unregister sysctl before tearing down listen socket rdstcpexitnet frees the per-netns RDS TCP listen socket via rdstcpkillsock before unregistering the per-netns sysctl table. Since rdstcpskbufhandler derives the netns...

CVE-2026-74563

A flaw was found in the Linux kernel's Reliable Datagram Sockets RDS TCP module. The rdstcpladdrcheck function fails to hold the Read-Copy-Update RCU lock across an IPv6 address check. This allows a race condition where a network device can be freed while still being referenced, leading to a...

AZL-96222 CVE-2026-74563 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: rds: tcp: hold the RCU lock across ipv6chkaddr in rdstcpladdrcheck rdstcpladdrcheck looks up a scoped IPv6 interface with devgetbyindexrcu, drops the RCU read-side lock, and only then passes the bare struct netdevice into...

CVE-2026-74563 rds: tcp: hold the RCU lock across ipv6_chk_addr() in rds_tcp_laddr_check()

In the Linux kernel, the following vulnerability has been resolved: rds: tcp: hold the RCU lock across ipv6chkaddr in rdstcpladdrcheck rdstcpladdrcheck looks up a scoped IPv6 interface with devgetbyindexrcu, drops the RCU read-side lock, and only then passes the bare struct netdevice into...

CVE-2026-74563 rds: tcp: hold the RCU lock across ipv6_chk_addr() in rds_tcp_laddr_check()

In the Linux kernel, the following vulnerability has been resolved: rds: tcp: hold the RCU lock across ipv6chkaddr in rdstcpladdrcheck rdstcpladdrcheck looks up a scoped IPv6 interface with devgetbyindexrcu, drops the RCU read-side lock, and only then passes the bare struct netdevice into...

CVE-2026-68290

A flaw was found in the Linux kernel's Reliable Datagram Sockets RDS TCP implementation. A race condition can occur during network namespace teardown, where a concurrent system control sysctl write operation attempts to access a socket that has already been freed. This use-after-free vulnerabilit...

Linux Distros Unpatched Vulnerability : CVE-2026-68290

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rds: tcp: unregister sysctl before tearing down listen socket rdstcpexitnet frees the per-netns RDS TCP listen socket via rdstcpkillsock before unregistering th...

CVE-2026-68290

In the Linux kernel, the following vulnerability has been resolved: rds: tcp: unregister sysctl before tearing down listen socket rdstcpexitnet frees the per-netns RDS TCP listen socket via rdstcpkillsock before unregistering the per-netns sysctl table. Since rdstcpskbufhandler derives the netns...

UBUNTU-CVE-2026-68290

In the Linux kernel, the following vulnerability has been resolved: rds: tcp: unregister sysctl before tearing down listen socket rdstcpexitnet frees the per-netns RDS TCP listen socket via rdstcpkillsock before unregistering the per-netns sysctl table. Since rdstcpskbufhandler derives the netns...

CVE-2026-68290

CVE-2026-68290 concerns the Linux kernel RDS TCP implementation. A race condition during network namespace teardown can occur when a concurrent sysctl write dereferences a freed per-netns listen socket, due to rds_tcp_exit_net() freeing the socket before the per-netns sysctl table is unregistered...

CVE-2026-68290 rds: tcp: unregister sysctl before tearing down listen socket

In the Linux kernel, the following vulnerability has been resolved: rds: tcp: unregister sysctl before tearing down listen socket rdstcpexitnet frees the per-netns RDS TCP listen socket via rdstcpkillsock before unregistering the per-netns sysctl table. Since rdstcpskbufhandler derives the netns...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013841)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013841 advisory. In the Linux kernel, the following vulnerability has been resolved: net: rds: don't hold sock lock when cancelling work from rdstcpresetcallbacks syzbot is reporting...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013386)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013386 advisory. An issue was discovered in the Linux kernel 4.4.x before 4.4.195. There is a NULL pointer dereference in rdstcpkillsock in net/rds/tcp.c that will cause denial of...

CVE-2026-23419

In the Linux kernel, the following vulnerability has been resolved: net/rds: Fix circular locking dependency in rdstcptune syzbot reported a circular locking dependency in rdstcptune where sknetrefcntupgrade is called while holding the socket lock:...

UBUNTU-CVE-2026-23419

In the Linux kernel, the following vulnerability has been resolved: net/rds: Fix circular locking dependency in rdstcptune syzbot reported a circular locking dependency in rdstcptune where sknetrefcntupgrade is called while holding the socket lock:...

CVE-2026-23419 net/rds: Fix circular locking dependency in rds_tcp_tune

In the Linux kernel, the following vulnerability has been resolved: net/rds: Fix circular locking dependency in rdstcptune syzbot reported a circular locking dependency in rdstcptune where sknetrefcntupgrade is called while holding the socket lock:...

CVE-2026-23419 net/rds: Fix circular locking dependency in rds_tcp_tune

In the Linux kernel, the following vulnerability has been resolved: net/rds: Fix circular locking dependency in rdstcptune syzbot reported a circular locking dependency in rdstcptune where sknetrefcntupgrade is called while holding the socket lock:...

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 a cyclic lock dependence in the rdstcptune function, potentially leading to deadlocks...