CVE-2026-98731
kernel: Bluetooth: btintel_pcie: fix plen overflow in btintel_pcie_recv_frame()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 18, 2026
Updated · October 23, 2026
Description
A flaw was found in the Linux kernel's Intel Bluetooth PCIe driver. An integer overflow vulnerability exists in the packet reception function when calculating the total length of incoming Bluetooth frames. An adjacent attacker within Bluetooth range could exploit this flaw by transmitting specially crafted frames with large data length values, bypassing buffer validation checks. This vulnerability can lead to improper packet truncation and cause a Denial of Service (DoS).
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-190 · Integer Overflow or Wraparound