PT-2026-64686

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Fix sleep in atomic context in xhci free streams When a USB device with active stream endpoints is disconnected, xhci free streams is called from the hub event workqueue to free the stream resources. It calls xhci free...

PT-2026-43941

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description A memory leak and use-after-free issue exists in the spi: ch341 driver. The problem occurs during probe failures when the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fixed NULL fb and crtc dereferences on USB disconnection. When the display disconnects, the function drmatomichelperdisableall is called, which sets both the fb and crtc for a plane to NULL before performing the commit...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: gsusb: fix time stamp counter initialization If the gsusb device driver is unloaded or unbound before the interface is shut down, the USB stack first calls the struct usbdriver::disconnect, and then the struct...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Return queued buffers on startstreaming failure Buffers are returned if streaming fails to start due to a uvcpmget error. This bug may be responsible for the warning I received when running: while :; do yavta -c3...

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: ALSA: caiaq – Use sndcardfreewhenclosed when there is a disconnection. The USB disconnection callback should be short and not too long. Alternatively, the current code uses sndcardfree when there is a disconnection, but this wait...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: GPIB – Fixed an Oops after disconnection in niusb. If the USB dongle is disconnected, subsequent calls to the driver will cause a NULL dereference Oops, as the businterface is set to NULL upon disconnection. This issue w...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: hwmon: powerz Fixed a use-after-free when USB is disconnected. After the powerzdisconnect function frees the URB and releases the mutex, a subsequent powerzread call can acquire the mutex and call powerzreaddata, which dereferenc...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: Fixed a use-after-free in ath9khifusbdisconnect This patch fixes a use-after-free that occurs in ath9khifusbdisconnect, when ath9khifusbdisconnect attempts to access “drvpriv”, which has already been freed by...

CVE-2026-43479

CVE-2026-43479 concerns the Linux kernel’s lan78xx USB Ethernet driver. The issue is a WARN triggered during USB device disconnect in __netif_napi_del_locked when NAPI is still enabled, caused by an unnecessary netif_napi_del() call in the disconnect path. The provided documents consistently stat...

CVE-2026-31582

A flaw was found in the Linux kernel's hwmon subsystem. A local attacker, by disconnecting a USB device, could trigger a use-after-free vulnerability in the powerz driver. This occurs when the driver attempts to access a Universal Serial Bus Request Block URB after it has been freed during the...

CVE-2026-31582

In the Linux kernel, the following vulnerability has been resolved: hwmon: powerz Fix use-after-free on USB disconnect After powerzdisconnect frees the URB and releases the mutex, a subsequent powerzread call can acquire the mutex and call powerzreaddata, which dereferences the freed URB pointer...

CVE-2026-31582

In the Linux kernel, the following vulnerability has been resolved: hwmon: powerz Fix use-after-free on USB disconnect After powerzdisconnect frees the URB and releases the mutex, a subsequent powerzread call can acquire the mutex and call powerzreaddata, which dereferences the freed URB pointer...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013541)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013541 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: Fix use-after-free in ath9khifusbdisconnect This patch fixes a use-after-free in ath...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011057)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011057 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: Fix use-after-free in ath9khifusbdisconnect This patch fixes a use-after-free in ath...

CVE-2026-23039 drm/gud: fix NULL fb and crtc dereferences on USB disconnect

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

PT-2026-5542

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drm atomic helper disable all is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every...

Linux Distros Unpatched Vulnerability : CVE-2026-23039

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect...