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: net/rds: opnents is reset when zerocopy page pin fails. When iovitergetpages2 fails in rdsmessagezcopyfromuser, the pinned pages are released using putpage, and rm-data.opmmpznotifier is cleared. However, we fail to properly clea...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: rds: ib: Reject FRMR registration before IB connection is established. The rdsibgetmr function extracts the rdsibconnection from conn-ctransportdata and passes it to rdsibregfrmr for FRWR memory registration. In a newly...

CVE-2026-43494-PinTheft-PoC

SLEY — PinTheft PoC CVE-2026-43494 Proof of concept — uid=1000raken → uid=0root after ./sley on WSL2 6.6.87.2-microsoft-standard-WSL2 Single-file proof-of-concept for CVE-2026-43494 PinTheft: a Linux kernel local privilege escalation that chains an RDS zerocopy reference-count bug with iouring...

The vulnerability of the rds_ib_send_unmap_op() function in the net/rds/ib_send.c module, which is part of the networking functions of the Linux kernel, allows a hacker to cause a service failure.

The vulnerability of the rdsibsendunmapop function in the net/rds/ibsend.c module, which is part of the networking functions in the Linux kernel, relates to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the rds_ib_setup_qp() function in the net/rds/ib_cm.c module of the Linux kernel’s networking functions allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the rdsibsetupqp function in the net/rds/ibcm.c module of the Linux kernel’s networking functions is related to unlimited distribution of resources. Exploiting this vulnerability allows a remote attacker to compromise the confidentiality, integrity, and accessibility of...

VulnCheck KEV: CVE-2026-43494

In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails When iovitergetpages2 fails in rdsmessagezcopyfromuser, the pinned pages are released with putpage, and rm-data.opmmpznotifier is cleared. But we fail to properly clear...

The vulnerability of the rds_ib_get_mr() function in the net/rds/ib_rdma.c module, which is part of the Linux kernel’s networking functions, allows a hacker to cause a service failure.

The vulnerability of the rdsibgetmr function in the net/rds/ibrdma.c module, which implements kernel networking functions in the Linux operating system, is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the rds_tcp_tune() function in the net/rds/tcp.c module, which implements networking functions for the Linux operating system’s kernel, allows a hacker to cause a service failure.

The vulnerability of the rdstcptune function in the net/rds/tcp.c module, which implements networking functions in the Linux kernel, is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause service failures...

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

A flaw was discovered in the Linux Kernel’s RDS Reliable Datagram Sockets protocol. The rdsrmzerocopycallback function uses listentry on the head of a list, resulting in a type confusion. A local user can trigger this with the rdsmessageput function. This type confusion causes the struct...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/rds: The reconnect-pending bit. When canceling the reconnect worker, care must be taken to reset the reconnect-pending bit. If the reconnect worker has not yet been scheduled before it is canceled, the reconnect-pending bit...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: rds: fixed a memory leak in rdsrecvmsg Syzbot reported a memory leak in rds. The problem occurred when the reference count was not decremented in case of an error. The function rdsrecvmsgstruct socket sock, struct msghdr msg...

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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100125)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100125 advisory. In the Linux kernel, the following vulnerability has been resolved: net: rds: clear isends on setup unwind The RDS IB connection teardown path is written so it can r...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099910)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099910 advisory. In the Linux kernel, the following vulnerability has been resolved: net/rds: No shortcut out of RDSCONNERROR RDS connections carry a state rdsconnpath::cpstate and...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099897)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099897 advisory. In the Linux kernel, the following vulnerability has been resolved: net/rds: fix NULL deref in rdsibsendcqehandler on masked atomic completion rdsibxmitatomic always...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100350)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100350 advisory. In the Linux kernel, the following vulnerability has been resolved: net/rds: No shortcut out of RDSCONNERROR RDS connections carry a state rdsconnpath::cpstate and...

Vulnerability of components of Linux operating system’s kernel’s RDS, allowing a hacker to cause a service failure

The vulnerability of Linux operating system kernel’s rds components is related to incomplete recognition of internal states. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100700)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100700 advisory. In the Linux kernel, the following vulnerability has been resolved: net/rds: fix NULL deref in rdsibsendcqehandler on masked atomic completion rdsibxmitatomic always...

SUSE CVE-2026-74563

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...

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...