CVE-2025-65503

medium

Description

Use after free in endpoint destructors in Redboltz async_mqtt 10.2.5 allows local users to cause a denial of service via triggering SSL initialization failure that results in incorrect destruction order between io_context and endpoint objects.

References

https://github.com/redboltz/async_mqtt/pull/437

https://github.com/redboltz/async_mqtt/issues/436

Details

Source: Mitre, NVD

Published: 2025-11-24

Updated: 2025-12-11

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

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