kernel: vsock: Fix transport_* TOCTOU

In the Linux kernel, the following vulnerability has been resolved: vsock: Fix transport TOCTOU Transport assignment may race with module unload. Protect newtransport from becoming a stale pointer. This also takes care of an insecure call in vsockuselocaltransport; add a lockdep assert. BUG: unab...

Linux Distros Unpatched Vulnerability : CVE-2025-40248

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - vsock: Ignore signal/timeout on connect if already established During connect, acting on a signal/timeout by disconnecting an already established socket leads t...

Linux Distros Unpatched Vulnerability : CVE-2025-40231

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - vsock: fix lock inversion in vsockassigntransport Syzbot reported a potential lock inversion deadlock between vsockregistermutex and sklock-AFVSOCK when...

The vulnerability of the vsock component in the Linux operating system’s kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the vsock component in the Linux operating system’s kernel is related to the use of memory after it has been freed. Exploiting this vulnerability allows an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a lock reversal issue in vsockassigntransport, which could lead to a deadlock...

Oracle Linux 9 : kernel (ELSA-2025-21469)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-21469 advisory. - kernfs: Fix UAF in polling when open file is released Pavel Reichl RHEL-122087 CVE-2025-39881 - i40e: add max boundary check for VF filters Michal...

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

The vulnerability of the vsockskdestruct function in the net/vmwvsock/afvsock.c module, which implements networking functions in the Linux kernel, is related to the lack of memory release after the effective lifespan of these functions has ended. Exploiting this vulnerability could allow an...

The vulnerability in the component net/vmw_vsock/virtio_transport.c of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability in the net/vmwvsock/virtiotransport.c component of the Linux operating system is related to writing beyond the buffer boundaries. Exploiting this vulnerability allows an attacker to cause a service failure...

The vulnerability of the `virtio_transport_send_pkt_info()` function in the `net/vmw_vsock/virtio_transport_common.c` file, which is part of the Linux kernel’s networking functions, allows a hacker to cause a service failure.

The vulnerability of the virtiotransportsendpktinfo function in the net/vmwvsock/virtiotransportcommon.c file, which is part of the Linux kernel’s networking functions, stems from the lack of memory release after the effective lifespan of the function has ended. Exploiting this vulnerability coul...

CLSA-2025-1763731262 kernel: Fix of 63 CVEs

media: bttv: fix use after free error due to btv-timeout timer CVE-2023-52847 CVE-2023-52847 - firmware: armscpi: Ensure scpiinfo is not assigned if the probe fails CVE-2022-50087 CVE-2022-50087 - wifi: mwifiex: Fix OOB and integer underflow when rx packets CVE-2023-53226 CVE-2023-53226 - vsock:...

RLSA-2025:20518 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix potential CAN frame reception race in isotprcv CVE-2022-48830 kernel: soc: qcom: cmd-db: Map shared memory as WC, not WB CVE-2024-46689 kernel: Squashfs: sanity check...

kernel security update

An update is available for kernel. 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 The kernel packages contain the Linux kernel, the core of any Linux operating...

AlmaLinux 8 : kernel (ALSA-2025:21398)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2025:21398 advisory. kernel: vsock/virtio: Validate length in packet header before skbput CVE-2025-39718 Tenable has extracted the preceding description block directly from the...

AlmaLinux 8 : kernel-rt (ALSA-2025:21397)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2025:21397 advisory. kernel: vsock/virtio: Validate length in packet header before skbput CVE-2025-39718 Tenable has extracted the preceding description block directly from the...

Oracle Linux 8 : kernel (ELSA-2025-21398)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2025-21398 advisory. - vsock/virtio: Validate length in packet header before skbput Jon Maloy RHEL-114296 CVE-2025-39718 Tenable has extracted the preceding description block...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

kernel: vsock/virtio: Validate length in packet header before skb_put()

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: Validate length in packet header before skbput When receiving a vsock packet in the guest, only the virtqueue buffer size is validated prior to virtiovsockskbrxput. Unfortunately, virtiovsockskbrxput uses the length...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: vsock/virtio: Validate length in packet header before skbput CVE-2025-39718 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other...

RHEL 8 : kernel-rt (RHSA-2025:21397)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:21397 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements...