Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: UVC: Prevent buffer overflow in setup handler The uvcfunctionsetup function allows control transfers with a payload of up to 64 bytes UVCMAXREQUESTSIZE. The data stage handler for OUT transfers uses memcpy to copy th...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: rndis: added a spinlock for the rndis response list There is no lock for the rndis response list. This could lead to list corruption if two different listadd operations occur simultaneously, as described below. It’s...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ncm: Avoid dropping datagrams of properly parsed NTBs It is observed sometimes when tethering is used over NCM with Windows 11 as the host, that the gadgetgiveback function appends one byte to the end of a properly...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: Core: Prevent panic during UVC unconfiguration Avichal Rakesh reported a kernel panic that occurred when the UVC gadget driver was removed from a gadget’s configuration. The panic involves a somewhat complex...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uaudio: do not allow userspace to block driver unbind In the unbind callback for fuac1 and fuac2, a call to sndcardfree via gaudiocleanup will disconnect the card and then wait for all resources to be released, which...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: grudc: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must be processed by calling dput; otherwise, a memory leak will occur over time. To simplify things, simply...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uether: Fixed NULL pointer dereferencing in ethgetdrvinfo The commit ec35c1969650 “usb: gadget: fncm: Fixed netdevice lifecycle handling with devicemove“” re-parents the gadget device to /sys/devices/virtual during...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Fixed atomic context locking issue The ncmsetalt function was holding a mutex to prevent race conditions with configfs. This function invokes the mightsleep function within an atomic context. The struct pointer...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fhid: fix refcount leak on error path When failing to allocate reportdesc, opts-refcnt has already been incremented; therefore, it needs to be decremented to prevent the options structure from being permanently locke...

SUSE CVE-2026-43327

In the Linux kernel, the following vulnerability has been resolved: USB: dummy-hcd: Fix locking/synchronization error Syzbot testing was able to provoke an addressing exception and crash in the usbgadgetudcreset routine in drivers/usb/gadgets/udc/core.c, resulting from the fact that the routine w...

SUSE CVE-2026-43421

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysfs links and null pointer dereference problems. A prior attempt to sol...

SUSE CVE-2026-43423

This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

SUSE CVE-2026-43343

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fsubset: Fix unbalanced refcnt in gethfree gethalloc increments the reference count, but gethfree fails to decrement it. This prevents the configuration of attributes via configfs after unlinking the function...

SUSE 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...

SUSE CVE-2026-43424

In the Linux kernel, the following vulnerability has been resolved: 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 userspace configuration via ConfigFS. It can be NULL if the USB host sends...

CVE-2026-43424

A flaw was found in the Linux kernel's USB gadget subsystem ftcm. A malicious or misconfigured USB host can exploit a race condition by sending specific Bulk-Only Transport BOT commands. This can trigger a NULL pointer dereference, leading to a kernel panic and a local Denial of Service DoS on th...

CVE-2026-43421

A flaw was found in the Linux kernel's USB gadget function for Network Control Model NCM. During device disconnection, a network device could outlive its parent gadget device, leading to dangling system file system sysfs links and null pointer dereference problems. This vulnerability can result i...

CVE-2026-43343

A flaw was found in the usb: gadget: fsubset module of the Linux kernel. The gethfree function fails to decrement a reference count that was incremented by gethalloc. This unbalanced reference count can lead to a resource leak, preventing the configuration of attributes through the configfs...

CVE-2026-43342

A flaw was found in the Linux kernel's USB gadget RNDIS Remote Network Driver Interface Specification function. This vulnerability arises from race conditions when RNDIS options are accessed concurrently through configfs, a file system that allows user-space programs to create and manage kernel...

EUVD-2026-28730

In the Linux kernel, the following vulnerability has been resolved: 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 userspace configuration via ConfigFS. It can be NULL if the USB host sends...