CVE-2024-10525
Publication date 30 October 2024
Last updated 3 July 2025
Ubuntu priority
Description
In Eclipse Mosquitto, from version 1.3.2 through 2.0.18, if a malicious broker sends a crafted SUBACK packet with no reason codes, a client using libmosquitto may make out of bounds memory access when acting in its on_subscribe callback. This affects the mosquitto_sub and mosquitto_rr clients.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| mosquitto | 25.10 questing |
Not affected
|
| 25.04 plucky |
Not affected
|
|
| 24.04 LTS noble |
Fixed 2.0.18-1ubuntu0.1~esm1
|
|
| 22.04 LTS jammy |
Fixed 2.0.11-1ubuntu1.2
|
|
| 20.04 LTS focal |
Fixed 1.6.9-1ubuntu0.1~esm2
|
|
| 18.04 LTS bionic |
Fixed 1.4.15-2ubuntu0.18.04.3+esm2
|
|
| 16.04 LTS xenial |
Fixed 1.4.8-1ubuntu0.16.04.7+esm2
|
|
| 14.04 LTS trusty |
Fixed 0.15-2+deb7u3ubuntu0.1+esm1
|
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Get Ubuntu Pro 30-day free trialSeverity score breakdown
| Parameter | Value |
|---|---|
| Base score |
9.8 · Critical
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-7441-1
- Eclipse Mosquitto vulnerabilities
- 16 April 2025