The vulnerability in the drivers/bluetooth/btnxpuart.c module of Linux operating systems allows a hacker to cause a service failure.

The vulnerability in the drivers/bluetooth/btnxpuart.c module of Linux operating systems is related to incorrect resource management. Exploiting this vulnerability can allow an attacker to cause service failures...

SUSE CVE-2026-90089

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Validate the FW dump header length nxpprocessfwdump pulls the ACL header off the frame and then reads seqnum and buflen from a struct nxpfwdumphdr placed at skb-data, without checking that the ACL payload is...

Linux Distros Unpatched Vulnerability : CVE-2026-90089

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: btnxpuart: Validate the FW dump header length nxpprocessfwdump pulls the ACL header off the frame and then reads seqnum and buflen from a struct...

CVE-2026-90089

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Validate the FW dump header length nxpprocessfwdump pulls the ACL header off the frame and then reads seqnum and buflen from a struct nxpfwdumphdr placed at skb-data, without checking that the ACL payload is...

DEBIAN-CVE-2026-90089

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Validate the FW dump header length nxpprocessfwdump pulls the ACL header off the frame and then reads seqnum and buflen from a struct nxpfwdumphdr placed at skb-data, without checking that the ACL payload is...

EUVD-2026-81950

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Validate the FW dump header length nxpprocessfwdump pulls the ACL header off the frame and then reads seqnum and buflen from a struct nxpfwdumphdr placed at skb-data, without checking that the ACL payload is...

CVE-2026-90089 Bluetooth: btnxpuart: Validate the FW dump header length

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Validate the FW dump header length nxpprocessfwdump pulls the ACL header off the frame and then reads seqnum and buflen from a struct nxpfwdumphdr placed at skb-data, without checking that the ACL payload is...

CVE-2026-90089

This Linux kernel vulnerability affects the btnxpuart Bluetooth driver (NXP UART-based controllers). The function nxp_process_fw_dump() reads seq_num and buf_len from an 8-byte struct nxp_fw_dump_hdr at the start of the ACL payload without verifying that the payload is at least 8 bytes long. Sinc...

CVE-2026-90089: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Validate the FW dump header length nxpprocessfwdump pulls the ACL header off the frame and then reads seqnum and buflen from a struct nxpfwdumphdr placed at skb-data, without checking that the ACL payload is...

PT-2026-94437

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Bluetooth btnxpuart component where the nxp process fw dump function reads seq num and buf len from a nxp fw dump hdr structure without verifying if the ACL payloa...

CVE-2026-64407

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix out-of-bounds firmware read in nxprecvfwreqv3 During the v3 firmware download the controller sends a v3datareq with a 32 bit offset and a 16 bit len. nxprecvfwreqv3 checks only the lower bound of the...

CVE-2026-64407

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix out-of-bounds firmware read in nxprecvfwreqv3 During the v3 firmware download the controller sends a v3datareq with a 32 bit offset and a 16 bit len. nxprecvfwreqv3 checks only the lower bound of the...

CVE-2026-64407

CVE-2026-64407 is an out-of-bounds read in the Linux kernel's Bluetooth btnxpuart driver , specifically in nxp_recv_fw_req_v3() during v3 firmware download. The function only checks the lower bound of the firmware offset but does not verify that fw_dnld_v3_offset + len stays within the firmware i...

CVE-2026-64407 Bluetooth: btnxpuart: Fix out-of-bounds firmware read in nxp_recv_fw_req_v3()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix out-of-bounds firmware read in nxprecvfwreqv3 During the v3 firmware download the controller sends a v3datareq with a 32 bit offset and a 16 bit len. nxprecvfwreqv3 checks only the lower bound of the...

EUVD-2026-48951

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix out-of-bounds firmware read in nxprecvfwreqv3 During the v3 firmware download the controller sends a v3datareq with a 32 bit offset and a 16 bit len. nxprecvfwreqv3 checks only the lower bound of the...

CVE-2026-64407

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix out-of-bounds firmware read in nxprecvfwreqv3 During the v3 firmware download the controller sends a v3datareq with a 32 bit offset and a 16 bit len. nxprecvfwreqv3 checks only the lower bound of the...

PT-2026-64628

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds read exists in the nxp recv fw req v3 function during v3 firmware downloads. The issue occurs because the function only verifies the lower bound of the offset provided i...

CVE-2026-64407: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix out-of-bounds firmware read in nxprecvfwreqv3 During the v3 firmware download the controller sends a v3datareq with a 32 bit offset and a 16 bit len. nxprecvfwreqv3 checks only the lower bound of the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btnxpuart: Fixed the issue with btnxpuartclose. Fixed the scheduling issue during the atomic operation in btnxpuartclose. Properly purged the transmit queue and freed the receiveskb. 10.973809 BUG: Scheduling during...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btnxpuart: Fixed a null pointer dereference in the btnxpuartflush function. A check was added before freeing the rx-skb in the flush and close functions to handle kernel crashes that occur when removing the driver...