CVE-2026-63959 usb: typec: tcpm/tcpci_maxim: validate header NDO against RX_BYTE_CNT

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm/tcpcimaxim: validate header NDO against RXBYTECNT A broken/malicious port can transmit a CRC-valid frame whose header advertises up to seven data objects but whose body carries fewer than that. Check for this, an...

CVE-2026-63959

The CVE-2026-63959 vulnerability affects the Linux kernel USB Type-C support (tcpm/tcpci_maxim). A broken/malicious USB-C port could transmit a CRC-valid frame where the header advertises up to seven data objects but the body carries fewer, causing the driver to read from uninitialized stack memo...

CVE-2026-63957

The CVE-2026-63957 issue affects the Linux kernel USB serial safe_serial implementation. The vulnerability is a memory corruption risk when using a small endpoint, arising from an inadequately sized bulk-out buffer; in safe mode, a malicious device reporting a smaller size could lead to user-cont...

CVE-2026-63958

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: validate connector number in ucsiconnectorchange The connector number in a UCSI CCI notification is a 7-bit field supplied by the PPM. ucsiconnectorchange uses it to index the ucsi-connector array without checki...

CVE-2026-63957

In the Linux kernel, the following vulnerability has been resolved: USB: serial: safeserial: fix memory corruption with small endpoint Make sure that the bulk-out buffer size is at least eight bytes to avoid user-controlled slab corruption in "safe" mode should a malicious device report a smaller...

CVE-2026-63958 usb: typec: ucsi: validate connector number in ucsi_connector_change()

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: validate connector number in ucsiconnectorchange The connector number in a UCSI CCI notification is a 7-bit field supplied by the PPM. ucsiconnectorchange uses it to index the ucsi-connector array without checki...

CVE-2026-63957 USB: serial: safe_serial: fix memory corruption with small endpoint

In the Linux kernel, the following vulnerability has been resolved: USB: serial: safeserial: fix memory corruption with small endpoint Make sure that the bulk-out buffer size is at least eight bytes to avoid user-controlled slab corruption in "safe" mode should a malicious device report a smaller...

CVE-2026-63958 usb: typec: ucsi: validate connector number in ucsi_connector_change()

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: validate connector number in ucsiconnectorchange The connector number in a UCSI CCI notification is a 7-bit field supplied by the PPM. ucsiconnectorchange uses it to index the ucsi-connector array without checki...

CVE-2026-63958

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: validate connector number in ucsiconnectorchange The connector number in a UCSI CCI notification is a 7-bit field supplied by the PPM. ucsiconnectorchange uses it to index the ucsi-connector array without checki...

EUVD-2026-45731

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: validate connector number in ucsiconnectorchange The connector number in a UCSI CCI notification is a 7-bit field supplied by the PPM. ucsiconnectorchange uses it to index the ucsi-connector array without checki...

CVE-2026-63958

The CVE affects the Linux kernel USB Type-C UCSI implementation. In ucsi_connector_change(), the 7-bit connector number from a UCSI CCI notification is used to index ucsi->connector[] without validating it against the number of connectors reported at init time. A buggy/malicious PPM (EC firmwa...

CVE-2026-63956

The CVE-2026-63956 entry describes a Linux kernel vulnerability in USB serial for Cypress M8 devices. The issue occurs when the interrupt-out endpoint max packet size is smaller than eight bytes, enabling potential user-controlled slab corruption or NULL-pointer dereference if a malicious device ...

CVE-2026-63956 USB: serial: cypress_m8: fix memory corruption with small endpoint

In the Linux kernel, the following vulnerability has been resolved: USB: serial: cypressm8: fix memory corruption with small endpoint Make sure that the interrupt-out endpoint max packet size is at least eight bytes to avoid user-controlled slab corruption or NULL-pointer dereference should a...

CVE-2026-63956 USB: serial: cypress_m8: fix memory corruption with small endpoint

In the Linux kernel, the following vulnerability has been resolved: USB: serial: cypressm8: fix memory corruption with small endpoint Make sure that the interrupt-out endpoint max packet size is at least eight bytes to avoid user-controlled slab corruption or NULL-pointer dereference should a...

EUVD-2026-45701

In the Linux kernel, the following vulnerability has been resolved: USB: serial: omninet: fix memory corruption with small endpoint Make sure that the bulk-out buffers are at least as large as the hardcoded transfer size to avoid user-controlled slab corruption should a malicious device report a...

CVE-2026-63928 USB: serial: omninet: fix memory corruption with small endpoint

In the Linux kernel, the following vulnerability has been resolved: USB: serial: omninet: fix memory corruption with small endpoint Make sure that the bulk-out buffers are at least as large as the hardcoded transfer size to avoid user-controlled slab corruption should a malicious device report a...

CVE-2026-63927

In the Linux kernel, the usb: dwc2 use-after-free in debug code has been fixed. The issue occurred from dereferencing urb after usb_hcd_giveback_urb(); the patch saves urb->status ahead of time to avoid use-after-free. Affected component: dwc2 host controller debug path. Impact described in so...

CVE-2026-63927 usb: dwc2: Fix use after free in debug code

In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: Fix use after free in debug code We're not allowed to dereference "urb" after calling usbhcdgivebackurb so save the urb-status ahead of time...

CVE-2026-63927 usb: dwc2: Fix use after free in debug code

In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: Fix use after free in debug code We're not allowed to dereference "urb" after calling usbhcdgivebackurb so save the urb-status ahead of time...

CVE-2026-63906

CVE-2026-63906 concerns the Linux kernel USB MUSB driver for the omap2430. The issue is a use-after-free in omap2430_probe() caused by calling of_node_put(np) prematurely before the last access to np, which can lead to a reference-count based crash if the node is freed while still in use. The doc...