Bug 2254961 (BLUFFS, CVE-2023-24023) - CVE-2023-24023 kernel: Bluetooth Forward and Future Secrecy Attacks and Defenses
Summary: CVE-2023-24023 kernel: Bluetooth Forward and Future Secrecy Attacks and Defenses
Keywords:
Status: NEW
Alias: BLUFFS, CVE-2023-24023
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2254962
Blocks: 2254960
TreeView+ depends on / blocked
 
Reported: 2023-12-18 07:31 UTC by Rohit Keshri
Modified: 2024-05-02 22:50 UTC (History)
46 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 through 5.4. This issue may allow certain man-in-the-middle attacks that force a short key length and might lead to discovery of the encryption key and live injection, aka BLUFFS.
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2024:2634 0 None None None 2024-05-01 01:22:13 UTC
Red Hat Product Errata RHBA-2024:2650 0 None None None 2024-05-02 00:15:02 UTC
Red Hat Product Errata RHBA-2024:2686 0 None None None 2024-05-02 22:50:09 UTC
Red Hat Product Errata RHSA-2024:2394 0 None None None 2024-04-30 10:14:34 UTC

Description Rohit Keshri 2023-12-18 07:31:21 UTC 
Bluetooth BR/EDR devices with Secure Simple Pairing and Secure Connections pairing in Bluetooth Core Specification 4.2 through 5.4 allow certain man-in-the-middle attacks that force a short key length, and might lead to discovery of the encryption key and live injection, aka BLUFFS.

Refer:
https://www.bluetooth.com/learn-about-bluetooth/key-attributes/bluetooth-security/bluffs-vulnerability/
Comment 1 Rohit Keshri 2023-12-18 07:34:32 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2254962]
Comment 8 errata-xmlrpc 2024-04-30 10:14:31 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:2394 https://access.redhat.com/errata/RHSA-2024:2394
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