USN-7853-1 linux, linux-aws, linux-aws-hwe, linux-gcp, linux-gcp-4.15, linux-hwe, linux-oracle vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7850-1: Linux kernel vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7850-1 linux vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

EUVD-2025-36986

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Refactor bind path to use free After an bind/unbind cycle, the ncm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

EUVD-2025-36984

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: facm: Refactor bind path to use free After an bind/unbind cycle, the acm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40093

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fecm: Refactor bind path to use free After an bind/unbind cycle, the ecm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40092

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Refactor bind path to use free After an bind/unbind cycle, the ncm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40095

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Refactor bind path to use free After an bind/unbind cycle, the rndis-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

UBUNTU-CVE-2025-40095

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Refactor bind path to use free After an bind/unbind cycle, the rndis-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

UBUNTU-CVE-2025-40092

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Refactor bind path to use free After an bind/unbind cycle, the ncm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

UBUNTU-CVE-2025-40094

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: facm: Refactor bind path to use free After an bind/unbind cycle, the acm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40095 usb: gadget: f_rndis: Refactor bind path to use __free()

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Refactor bind path to use free After an bind/unbind cycle, the rndis-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40095

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Refactor bind path to use free After an bind/unbind cycle, the rndis-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40095

The CVE refers to the Linux kernel USB gadget driver bug in f_rndis: after a bind/unbind cycle, rndis->notify_req becomes stale, and a subsequent bind failure could trigger a NULL pointer dereference when ep->ops->free_request is accessed. The root cause is in the bind path error handlin...

CVE-2025-40095 usb: gadget: f_rndis: Refactor bind path to use __free()

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Refactor bind path to use free After an bind/unbind cycle, the rndis-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40094

The CVE-2025-40094 issue lies in the Linux kernel USB gadget driver (f_acm) where, after a bind/unbind cycle, acm->notify_req can become stale. If a subsequent bind fails, the error path frees this stale request, causing a NULL dereference at ep->ops->free_request. The connected sources ...

CVE-2025-40094

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: facm: Refactor bind path to use free After an bind/unbind cycle, the acm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40094 usb: gadget: f_acm: Refactor bind path to use __free()

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: facm: Refactor bind path to use free After an bind/unbind cycle, the acm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40094 usb: gadget: f_acm: Refactor bind path to use __free()

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: facm: Refactor bind path to use free After an bind/unbind cycle, the acm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...

CVE-2025-40093 usb: gadget: f_ecm: Refactor bind path to use __free()

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fecm: Refactor bind path to use free After an bind/unbind cycle, the ecm-notifyreq is left stale. If a subsequent bind fails, the unified error label attempts to free this stale request, leading to a NULL pointer...