CVE-2026-105460

MEDIUM 5.5

Bluez: bluez: stack-based out-of-bounds read in btmon via unvalidated num_keys in return_link_keys_evt()

CVSS Score

5.5

EPSS Score

0.0%

EPSS Percentile

0th

A flaw was found in BlueZ. An out-of-bounds read vulnerability exists in the btmon Bluetooth monitor tool when processing crafted HCI Return Link Keys events. A maliciously crafted btsnoop capture file can specify a large number of link keys that exceeds the actual packet data, causing btmon to read beyond the allocated buffer and crash.

CWE	CWE-125
Vendor	red hat
Product	red hat enterprise linux 10
Published	Oct 13, 2026

Stay Ahead of the Next One

Get instant alerts for red hat red hat enterprise linux 10

Be the first to know when new medium vulnerabilities affecting red hat red hat enterprise linux 10 are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

Red Hat / Red Hat Enterprise Linux 10

All versions affected

Red Hat / Red Hat Enterprise Linux 6

All versions affected

Red Hat / Red Hat Enterprise Linux 7

All versions affected

Red Hat / Red Hat Enterprise Linux 8

All versions affected

Red Hat / Red Hat Enterprise Linux 9

All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗

access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-105460 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2545923 redhat.atlassian.net: https://redhat.atlassian.net/browse/PSIRTSUPT-24932

Credits

Red Hat would like to thank zhailiangliang (Loongson Technology) for reporting this issue.