Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFC: pn533 – The UART receive buffer was bound incorrectly. The pn532receivebuf function appends every incoming byte to dev-recvskb, and only resets the buffer after pn532uartrxisframe recognizes a complete frame. A continuous...

SUSE CVE-2026-80797

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: purge fragmented skbs during cleanup pn53xcommonclean purges respq before freeing the common PN533 state, but it leaves fragmentskb untouched. The fragmentation helpers queue transmit fragments there while sending lar...

AZL-99494 CVE-2026-80797 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: purge fragmented skbs during cleanup pn53xcommonclean purges respq before freeing the common PN533 state, but it leaves fragmentskb untouched. The fragmentation helpers queue transmit fragments there while sending lar...

CVE-2026-80797 nfc: pn533: purge fragmented skbs during cleanup

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: purge fragmented skbs during cleanup pn53xcommonclean purges respq before freeing the common PN533 state, but it leaves fragmentskb untouched. The fragmentation helpers queue transmit fragments there while sending lar...

CVE-2026-80797

CVE-2026-80797 is a memory leak in the Linux kernel NFC PN533 driver. The function pn53x_common_clean() purges resp_q before freeing the common PN533 state but does not release fragment_skb , which holds queued transmit fragments used when sending large initiator or target-mode frames. If the dev...

CVE-2026-80797

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: purge fragmented skbs during cleanup pn53xcommonclean purges respq before freeing the common PN533 state, but it leaves fragmentskb untouched. The fragmentation helpers queue transmit fragments there while sending lar...

EUVD-2026-71440

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: purge fragmented skbs during cleanup pn53xcommonclean purges respq before freeing the common PN533 state, but it leaves fragmentskb untouched. The fragmentation helpers queue transmit fragments there while sending lar...

PT-2026-85638

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: purge fragmented skbs during cleanup pn53x common clean purges resp q before freeing the common PN533 state, but it leaves fragment skb untouched. The fragmentation helpers queue transmit fragments there while sending...

Linux Distros Unpatched Vulnerability : CVE-2026-80797

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nfc: pn533: purge fragmented skbs during cleanup pn53xcommonclean purges respq before freeing the common PN533 state, but it leaves fragmentskb untouched. The...

The vulnerability of the pn532_receive_buf() function in the drivers/nfc/pn533/uart.c module of the Linux NFC kernel driver allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the pn532receivebuf function in the drivers/nfc/pn533/uart.c file of the Linux NFC driver module is related to the copying of buffers without checking the size of the input data a classic buffer overflow attack. Exploiting this vulnerability could allow an attacker to...

The vulnerability of the pn533_usb_disconnect() function in the drivers/nfc/pn533/usb.c module of the Linux kernel NFC driver allows a hacker to cause a service failure.

The vulnerability of the pn533usbdisconnect function in the NFC driver/nfc/pn533/usb.c module of the Linux operating system’s kernel is related to errors during link counters updates. Exploiting this vulnerability could allow a remote attacker to cause service failures...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: Proper initialization of the struct pn533outarg structure. The struct pn533outarg, which serves as a temporary context for outurb, is not initialized properly. Its uninitialized ‘phy’ field can be dereferenced in erro...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfc: pn533: Wait for outurb’s completion in pn533usbsendframe A use-after-free issue occurred in hcd when inurb sent from pn533usbsendframe was completed earlier than outurb. The callback in pn533sendComplete frees the skb dat...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: Allocate the receive skb before consuming bytes. The function pn532receivebuf reports the number of accepted bytes to the serdev core. The current code consumes bytes into the recvskb, and may have already passed a...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: properly dropping the USB interface reference when disconnected When the device is disconnected from the driver, there is a “dangling” reference count on the USB interface, which was acquired during the probe callback...

SUSE CVE-2026-43032

In the Linux kernel, the following vulnerability has been resolved: NFC: pn533: bound the UART receive buffer pn532receivebuf appends every incoming byte to dev-recvskb and only resets the buffer after pn532uartrxisframe recognizes a complete frame. A continuous stream of bytes without a valid...

Linux Distros Unpatched Vulnerability : CVE-2026-43032

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NFC: pn533: bound the UART receive buffer pn532receivebuf appends every incoming byte to dev-recvskb and only resets the buffer after pn532uartrxisframe...

CVE-2026-43032

A flaw was found in the Linux kernel's Near Field Communication NFC pn533 driver. A local attacker could exploit this vulnerability by sending a continuous stream of malformed Universal Asynchronous Receiver-Transmitter UART traffic. This improper handling of incoming data leads to an unbounded...

CVE-2026-43032

CVE-2026-43032 affects the Linux kernel NFC pn533/pn532 UART receive path. The root cause is that pn532_receive_buf() appends incoming bytes to dev->recv_skb and only clears the partial frame when a complete PN532 frame header is recognized, allowing a continuous invalid stream to grow the skb...

CVE-2026-43032 NFC: pn533: bound the UART receive buffer

In the Linux kernel, the following vulnerability has been resolved: NFC: pn533: bound the UART receive buffer pn532receivebuf appends every incoming byte to dev-recvskb and only resets the buffer after pn532uartrxisframe recognizes a complete frame. A continuous stream of bytes without a valid...