CVE-2026-53181

In the Linux kernel, the following vulnerability has been resolved: vsock/vmci: fix skackbacklog leak on failed handshake When vmcitransportrecvconnectingserver returns an error, vmcitransportrecvlisten calls vsockremovepending but never calls skacceptqremoved. This leaves skackbacklog incremente...

vsock/vmci: fix sk_ack_backlog leak on failed handshake

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UBUNTU-CVE-2026-53181

In the Linux kernel, the following vulnerability has been resolved: vsock/vmci: fix skackbacklog leak on failed handshake When vmcitransportrecvconnectingserver returns an error, vmcitransportrecvlisten calls vsockremovepending but never calls skacceptqremoved. This leaves skackbacklog incremente...

CVE-2026-53181

CVE-2026-53181 affects the Linux kernel vsock/vmci stack. On failing handshake, vmci_transport_recv_listen() could leave sk_ack_backlog incremented (due to missing sk_acceptq_removed() call), allowing backlog growth toward sk_max_ack_backlog and a possible listener denial of new connections (-ECO...

CVE-2026-53132 vsock/virtio: fix potential unbounded skb queue

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix potential unbounded skb queue virtiotransportincrxpkt checks vvs-rxbytes + len vvs-bufalloc. virtiotransportrecvenqueue skips coalescing for packets with VIRTIOVSOCKSEQEOM. If fed with packets with len == 0 and...

PT-2026-51888

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the vsock/virtio implementation regarding MSG ZEROCOPY pinned-pages accounting. The function virtio transport init zcopy skb uses iter-count as the size argument for m...

SUSE CVE-2026-46234

In the Linux kernel, the following vulnerability has been resolved: vsock: fix buffer size clamping order In vsockupdatebuffersize, the buffer size was being clamped to the maximum first, and then to the minimum. If a user sets a minimum buffer size larger than the maximum, the minimum check...

CVE-2026-46207

A flaw was found in the Linux kernel's vsock/virtio component. When processing non-linear data buffers for the vsockmon tap device, the system did not correctly initialize the payload. This oversight could lead to uninitialized data being copied to the monitoring interface, potentially resulting ...

UBUNTU-CVE-2026-46214

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix accept queue count leak on transport mismatch virtiotransportrecvlisten calls skacceptqadded before vsockassigntransport. If vsockassigntransport fails or selects a different transport, the error path returns...

EUVD-2026-32752

In the Linux kernel, the following vulnerability has been resolved: vsock: fix buffer size clamping order In vsockupdatebuffersize, the buffer size was being clamped to the maximum first, and then to the minimum. If a user sets a minimum buffer size larger than the maximum, the minimum check...

CVE-2026-46234

In the Linux kernel, the following vulnerability has been resolved: vsock: fix buffer size clamping order In vsockupdatebuffersize, the buffer size was being clamped to the maximum first, and then to the minimum. If a user sets a minimum buffer size larger than the maximum, the minimum check...

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 leak in the queue count when transferring data during operations involving the vsock/virtio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: swiotlb: Fixed the issue of double-allocation of slots due to incorrect alignment handling. The commit bbb73a103fbb “swiotlb: fix a braino in the alignment check fix” addressed the issue in commit 0eee5ae10256 “swiotlb: fix sl...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007479)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007479 advisory. In the Linux kernel, the following vulnerability has been resolved: vsock: Do not allow binding to VMADDRPORTANY It is possible for a vsock to autobind to...

kernel: Linux kernel: vsock vulnerability may lead to memory corruption

A flaw was found in the Linux kernel's vsock component. This vulnerability occurs when a connect operation on an already established socket is interrupted by a signal or timeout, causing the system to mishandle the socket's state. This incorrect handling can lead to a race condition, potentially...

kernel: Linux kernel: vsock vulnerability may lead to memory corruption

A flaw was found in the Linux kernel's vsock component. This vulnerability occurs when a connect operation on an already established socket is interrupted by a signal or timeout, causing the system to mishandle the socket's state. This incorrect handling can lead to a race condition, potentially...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: reject duplicate device on updates CVE-2025-38678 In the Linux kernel, the following vulnerability has been resolved: tcpmetrics: use dstdevnetrcu CVE-2025-40075 In the Linux kernel, the...

Oracle Linux 10 : kernel (ELSA-2026-2282)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-2282 advisory. - mptcp: Use skdstget and dstdevrcu in mptcpactiveenable. Davide Caratti RHEL-129044 CVE-2025-40133 - vsock/vmci: Clear the vmci transport packet...

kernel: Linux kernel: vsock vulnerability may lead to memory corruption

A flaw was found in the Linux kernel's vsock component. This vulnerability occurs when a connect operation on an already established socket is interrupted by a signal or timeout, causing the system to mishandle the socket's state. This incorrect handling can lead to a race condition, potentially...

CVE-2026-23069

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix potential underflow in virtiotransportgetcredit The credit calculation in virtiotransportgetcredit uses unsigned arithmetic: ret = vvs-peerbufalloc - vvs-txcnt - vvs-peerfwdcnt; If the peer shrinks its advertise...