CVE-2026-43342 usb: gadget: f_rndis: Protect RNDIS options with mutex

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Protect RNDIS options with mutex The class/subclass/protocol options are suspectible to race conditions as they can be accessed concurrently through configfs. Use existing mutex to protect these options. This...

CVE-2026-43342

CVE-2026-43342 concerns the Linux kernel USB gadget RNDIS driver (f_rndis). The issue arises from race conditions when RNDIS options (class/subclass/protocol) are accessed concurrently via configfs, enabling unsafe concurrent access. The remediation implemented is to protect these options using a...

CVE-2026-43342

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Protect RNDIS options with mutex The class/subclass/protocol options are suspectible to race conditions as they can be accessed concurrently through configfs. Use existing mutex to protect these options. This...

CVE-2026-43342

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: frndis: Protect RNDIS options with mutex The class/subclass/protocol options are suspectible to race conditions as they can be accessed concurrently through configfs. Use existing mutex to protect these options. This...

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 the lack of mutual exclusion protection for class/subclass/protocol options in USB Gadget FRNDIS...

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 the gethfree function in the USB gadget subset not decrementing the reference count. As a result,...

Linux Distros Unpatched Vulnerability : CVE-2026-43342

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: frndis: Protect RNDIS options with mutex The class/subclass/protocol options are suspectible to race conditions as they can be accessed concurrentl...

Linux Distros Unpatched Vulnerability : CVE-2026-43421

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysf...

Linux Distros Unpatched Vulnerability : CVE-2026-43343

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: fsubset: Fix unbalanced refcnt in gethfree gethalloc increments the reference count, but gethfree fails to decrement it. This prevents the...

PT-2026-38994

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An unbalanced reference count occurs in the f subset USB gadget driver. The geth alloc function increments the reference count, but the geth free function fails to decrement it. This iss...

Linux Distros Unpatched Vulnerability : CVE-2026-43424

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: ftcm: Fix NULL pointer dereferences in nexus handling The tpg-tpgnexus pointer in the USB Target driver is dynamically managed and tied to userspac...

PT-2026-39084

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the usb gadget f ncm component where the ncm set alt function holds a mutex to prevent races with configfs. This action invokes a sleeping function within an atomic...

PT-2026-39082

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw in the f ncm USB gadget driver allows a network device to outlive its parent gadget device during disconnection. This leads to dangling sysfs links and null pointer dereference...

Linux Distros Unpatched Vulnerability : CVE-2026-43327

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - USB: dummy-hcd: Fix locking/synchronization error Syzbot testing was able to provoke an addressing exception and crash in the usbgadgetudcreset routine in...

Linux Distros Unpatched Vulnerability : CVE-2026-43423

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: usb: gadget: fncm: Fix atomic context locking issue The ncmsetalt function was holding a mut...

PT-2026-39085

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the USB Target driver's nexus handling. The tpg-tpg nexus pointer is dynamically managed via ConfigFS and can be NULL if a USB host sends requests...

SUSE CVE-2026-31723

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fsubset: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase with the gadget device as its sysfs parent. When the function unbinds...

SUSE CVE-2026-43250

In the Linux kernel, the following vulnerability has been resolved: usb: chipidea: udc: fix DMA and SG cleanup in epnuke The ChipIdea UDC driver can encounter "not page aligned sg buffer" errors when a USB device is reconnected after being disconnected during an active transfer. This occurs becau...

CVE-2026-43250 usb: chipidea: udc: fix DMA and SG cleanup in _ep_nuke()

In the Linux kernel, the following vulnerability has been resolved: usb: chipidea: udc: fix DMA and SG cleanup in epnuke The ChipIdea UDC driver can encounter "not page aligned sg buffer" errors when a USB device is reconnected after being disconnected during an active transfer. This occurs becau...

SUSE CVE-2026-31720

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fuac1legacy: validate control request size faudiocomplete copies req-length bytes into a 4-byte stack variable: u32 data = 0; memcpy&data, req-buf, req-length; req-length is derived from the host-controlled USB reque...