BT: Assertion failure on repeated LL_CONNECTION_PARAM_REQ

Moderate

d3zd3z published GHSA-46h3-hjcq-2jjr

Jun 21, 2021

Package

zephyr (west)

Affected versions

>=2.5.0, >=1.14

Patched versions

v2.6.0

Description

Impact

Assertion reachable with repeated LL_CONNECTION_PARAM_REQ.

Patches

This has been fixed in:

main: #33272
v2.5: #33369
v1.14: #33759

For more information

If you have any questions or comments about this advisory:

Open an issue in zephyr
Email us at Zephyr-vulnerabilities

embargo: 2021-06-11
zepsec: ZEPSEC-133

Severity

Moderate

6.5

/ 10

CVSS base metrics

Attack vector

Adjacent

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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