Linux Distros Unpatched Vulnerability : CVE-2026-63899

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - USB: serial: mxuport: fix memory corruption with small endpoint Make sure that the bulk-out endpoint max packet size is at least eight bytes to avoid...

CVE-2026-63956

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-2026-63899

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

CVE-2026-63897

In the Linux kernel, the following vulnerability has been resolved: USB: serial: mctu232: fix missing interrupt-in transfer sanity check Add the missing sanity check on the size of interrupt-in transfers to avoid parsing stale or uninitialised slab data and leaking it to user space...

CVE-2026-63898

In the Linux kernel, the following vulnerability has been resolved: USB: serial: mctu232: fix memory corruption with small endpoint The driver overrides the maximum transfer size for a specific device which only accepts 16 byte packets for its 32 byte bulk-out endpoint. Make sure to never increas...

CVE-2026-63902

In the Linux kernel, the following vulnerability has been resolved: USB: serial: cypressm8: validate interrupt packet headers cypressreadintcallback parses the interrupt-in buffer according to the selected Cypress packet format. Format 1 has a two-byte status/count header and format 2 has a...

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-2026-63957

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-2026-63957 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-2026-63956

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-2026-63902 USB: serial: cypress_m8: validate interrupt packet headers

In the Linux kernel, the following vulnerability has been resolved: USB: serial: cypressm8: validate interrupt packet headers cypressreadintcallback parses the interrupt-in buffer according to the selected Cypress packet format. Format 1 has a two-byte status/count header and format 2 has a...

EUVD-2026-45675

In the Linux kernel, the following vulnerability has been resolved: USB: serial: cypressm8: validate interrupt packet headers cypressreadintcallback parses the interrupt-in buffer according to the selected Cypress packet format. Format 1 has a two-byte status/count header and format 2 has a...

CVE-2026-63903

The CVE-2026-63903 entry concerns the Linux kernel USB-serial Belkin sa driver. The vulnerability arises from belkin_sa_read_int_callback() treating the interrupt data as a four-byte status report and reading LSR/MSR fields from offsets 2 and 3, with the interrupt-in buffer length derived from en...

CVE-2026-63903 USB: serial: belkin_sa: validate interrupt status length

In the Linux kernel, the following vulnerability has been resolved: USB: serial: belkinsa: validate interrupt status length The Belkin interrupt callback treats interrupt data as a four-byte status report and reads LSR/MSR fields at offsets 2 and 3. The interrupt-in buffer length is derived from...

CVE-2026-63901

The CVE-2026-63901 entry describes a memory corruption fix in the Linux kernel USB serial driver for digi_acceleport. The vulnerability stemmed from missing sanity checks on bulk-out buffer sizes, which could allow out-of-bounds memory accesses or slab corruption if a malicious device reported sm...

CVE-2026-63901 USB: serial: digi_acceleport: fix memory corruption with small endpoints

In the Linux kernel, the following vulnerability has been resolved: USB: serial: digiacceleport: fix memory corruption with small endpoints Add the missing bulk-out buffer size sanity checks to avoid out-of-bounds memory accesses or slab corruption should a malicious device report smaller buffers...