PT-2026-43923 · Linux+3 · Linux Kernel+3
CVE-2026-46056
·
Published
2026-05-27
·
Updated
2026-09-09
CVSS v3.1
8.8
High
| Vector | AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A use-after-free issue exists in the Bluetooth component of the Linux kernel within the SSP passkey handlers. The
hci conn lookup and field access in the hci user passkey notify evt() and hci keypress notify evt() functions are not properly protected by the hdev lock, which can allow the connection to be freed concurrently while in use.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
DoS
Use After Free
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Weakness Enumeration
Related Identifiers
Affected Products
Linuxmint
Linux Kernel
Rocky Linux
Ubuntu