ALSA-2025:3833 Important: gvisor-tap-vsock security update

A replacement for libslirp and VPNKit, written in pure Go. It is based on the network stack of gVisor and is used to provide networking for podman-machine virtual machines. Compared to libslirp, gvisor-tap-vsock brings a configurable DNS server and dynamic port forwarding. Security Fixes:...

PT-2025-49078

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s vsock implementation. Specifically, the issue arises when handling signals or timeouts during a connect operation on an already established socket...

vsock: Keep the binding until socket destruction

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sockmap, vsock: For connectible sockets allow only connected

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kernel: vsock/virtio: Initialization of the dangling pointer occurring in vsk->trans

A dangling pointer can be created in vsk-trans, potentially leading to a Use-After-Free condition...

RHEL 9 : gvisor-tap-vsock (RHSA-2025:3185)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2025:3185 advisory. A replacement for libslirp and VPNKit, written in pure Go. It is based on the network stack of gVisor and is used to provide networking for...

Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfcworkerwakeup bsc1225820. CVE-2024-27397: netfilter: nftables: use timestamp to check for set...

Virtio/vsock components of the Linux operating system are vulnerable, allowing attackers to trigger a service failure.

The vulnerability of the virtio/vsock components in Linux operating systems is related to memory leaks. Exploiting this vulnerability can allow an attacker to cause a system failure...

RHSA-2025:3185 Red Hat Security Advisory: gvisor-tap-vsock security update

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Important: Red Hat Security Advisory: gvisor-tap-vsock security update

An update for gvisor-tap-vsock is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

gvisor-tap-vsock bug fix and enhancement update

An update is available for gvisor-tap-vsock. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list For detailed information on changes in this release, see the Rocky...

vsock/bpf: return early if transport is not assigned

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vsock/virtio: discard packets if the transport changes

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vsock: prevent null-ptr-deref in vsock_*[has_data|has_space]

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SUSE CVE-2025-21854

In the Linux kernel, the following vulnerability has been resolved: sockmap, vsock: For connectible sockets allow only connected sockmap expects all vsocks to have a transport assigned, which is expressed in vsockproto::psockupdateskprot. However, there is an edge case where an unconnected...

DEBIAN-CVE-2025-21854

In the Linux kernel, the following vulnerability has been resolved: sockmap, vsock: For connectible sockets allow only connected sockmap expects all vsocks to have a transport assigned, which is expressed in vsockproto::psockupdateskprot. However, there is an edge case where an unconnected...

CVE-2025-21854

In the Linux kernel, the following vulnerability has been resolved: sockmap, vsock: For connectible sockets allow only connected sockmap expects all vsocks to have a transport assigned, which is expressed in vsockproto::psockupdateskprot. However, there is an edge case where an unconnected...

CVE-2025-21854

The CVE-2025-21854 issue affects the Linux kernel sockmap/vsock path. It occurs when a connectible (unconnected) vsock may lose its prior transport, potentially causing a NULL dereference in the BPF recv path and a crash when a listening vsock is present in a sockmap. The root cause is that sockm...

CVE-2025-21854 sockmap, vsock: For connectible sockets allow only connected

In the Linux kernel, the following vulnerability has been resolved: sockmap, vsock: For connectible sockets allow only connected sockmap expects all vsocks to have a transport assigned, which is expressed in vsockproto::psockupdateskprot. However, there is an edge case where an unconnected...

CVE-2025-21854 sockmap, vsock: For connectible sockets allow only connected

In the Linux kernel, the following vulnerability has been resolved: sockmap, vsock: For connectible sockets allow only connected sockmap expects all vsocks to have a transport assigned, which is expressed in vsockproto::psockupdateskprot. However, there is an edge case where an unconnected...