EUVD-2026-45618

In the Linux kernel, the following vulnerability has been resolved: ovpn: tcp - use cached peer pointer in ovpntcpclose ovpntcpclose loads the ovpnsocket via rcudereferenceskuserdata under rcureadlock, takes a reference on sock-peer, caches the peer pointer in a local, and drops the read lock. It...

PT-2026-61321

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the net/iucv component when recvmsg is called simultaneously with getsockoptSO MSGSIZE. An AF IUCV HIPER user can trigger a NULL pointer dereference because th...

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 OpenVPN TCP transmission process. When the socket is closed in the user space, the...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between TX work scheduling and socket closure. Similar to previous commits, the submitting thread recvmsg/sendmsg may exit as soon as the async crypto handler’s call completes. Reordering the...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between the async notify and socket close operations. The thread that submitted the request the one that called recvmsg/sendmsg may exit as soon as the async crypto handler’s complete function is...

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: netlink: terminate outstanding dump on socket close netlink supports iterative dumping of data. It provides the following operations: - start – Optional Initiates the dumping process. - dump – The actual dumping process; this...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: rxrpc: Fixed the issue where the listen function sets the backlog to too high for preallocation rings. The listen handler of AFRXRPC allows you to set the backlog to 32 if you increase the sysctl value. However, since the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007556)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007556 advisory. In the Linux kernel, the following vulnerability has been resolved: netlink: terminate outstanding dump on socket close Netlink supports iterative dumping of data. I...

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 failure to clear the error queue during the socket destruction function. This vulnerability m...

kernel: Linux kernel: Denial of Service in ATM CLIP module via infinite recursion

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM Classical IP CLIP module. A local user can trigger an infinite recursive call in the clippush function by repeatedly calling the ioctlATMARPMKIP system call. This vulnerability occurs when the socket is closed, leading to stack...

kernel: Linux kernel: Denial of Service in ATM CLIP module via infinite recursion

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM Classical IP CLIP module. A local user can trigger an infinite recursive call in the clippush function by repeatedly calling the ioctlATMARPMKIP system call. This vulnerability occurs when the socket is closed, leading to stack...

kernel: Linux kernel: Denial of Service in ATM CLIP module via infinite recursion

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM Classical IP CLIP module. A local user can trigger an infinite recursive call in the clippush function by repeatedly calling the ioctlATMARPMKIP system call. This vulnerability occurs when the socket is closed, leading to stack...

CVE-2026-23179

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fixup hang in nvmettcplistendataready When the socket is closed while in TCPLISTEN a callback is run to flush all outstanding packets, which in turns calls nvmettcplistendataready with the skcallbacklock held. So we ne...

SUSE CVE-2026-23179

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fixup hang in nvmettcplistendataready When the socket is closed while in TCPLISTEN a callback is run to flush all outstanding packets, which in turns calls nvmettcplistendataready with the skcallbacklock held. So we ne...

CVE-2026-23179

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fixup hang in nvmettcplistendataready When the socket is closed while in TCPLISTEN a callback is run to flush all outstanding packets, which in turns calls nvmettcplistendataready with the skcallbacklock held. So we ne...

CVE-2026-23179

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fixup hang in nvmettcplistendataready When the socket is closed while in TCPLISTEN a callback is run to flush all outstanding packets, which in turns calls nvmettcplistendataready with the skcallbacklock held. So we ne...

kernel: Linux kernel: Denial of Service in ATM CLIP module via infinite recursion

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM Classical IP CLIP module. A local user can trigger an infinite recursive call in the clippush function by repeatedly calling the ioctlATMARPMKIP system call. This vulnerability occurs when the socket is closed, leading to stack...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Avoid using sksocket after free when sending messages. The sk-sksocket is not locked or referenced in the backlog thread. During the call to skbsendsock, there is a race condition involving the release of sksocket...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005115)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005115 advisory. In the Linux kernel, the following vulnerability has been resolved: net/iucv: fix use after free in iucvsockclose iucvseverpath is called from process context and fr...

PT-2026-27759

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the af unix subsystem related to garbage collection GC and the interaction with the MSG PEEK flag. Specifically, the GC mechanism could incorrectly...