mosquitto: In Eclipse Mosquito, versions from 2.0.0 through 2.0.18, if a Mosquitto broker is configured to create an outgoing br...
CVE-2024-3935 is fixed in 4 products on 1 platform, first by libmosquitto1 2.0.11-1ubuntu1.2, released October 30, 2024. It is not reported as exploited. Patch Radar priority: Routine.
In Eclipse Mosquito, versions from 2.0.0 through 2.0.18, if a Mosquitto broker is configured to create an outgoing bridge connection, and that bridge connection has an incoming topic configured that makes use of topic remapping, then if the remote connection sends a crafted PUBLISH packet to the broker a double free will occur with a subsequent crash of the broker.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libmosquitto1 · Ubuntu 22.04.1 LTS (jammy) | 2.0.11-1ubuntu1.2 | libmosquitto1 2.0.11-1ubuntu1.2 | Oct 30, 2024 |
| libmosquitto1 · Ubuntu 24.04.5 LTS (noble) | 2.0.18-1ubuntu0.1~esm1 | libmosquitto1 2.0.18-1ubuntu0.1~esm1 | Oct 30, 2024 |
| libmosquittopp1 · Ubuntu 22.04.1 LTS (jammy) | 2.0.11-1ubuntu1.2 | libmosquittopp1 2.0.11-1ubuntu1.2 | Oct 30, 2024 |
| libmosquittopp1 · Ubuntu 24.04.5 LTS (noble) | 2.0.18-1ubuntu0.1~esm1 | libmosquittopp1 2.0.18-1ubuntu0.1~esm1 | Oct 30, 2024 |
| mosquitto · Debian 12.15 (bookworm) | 2.0.11-1.2+deb12u2 | DEBIAN-CVE-2024-3935 | Oct 30, 2024 |
| mosquitto · Debian 13.5 (trixie) | 2.0.20-1 | DEBIAN-CVE-2024-3935 | Oct 30, 2024 |
| mosquitto · Debian 14 | 2.0.20-1 | DEBIAN-CVE-2024-3935 | Oct 30, 2024 |
| mosquitto · Ubuntu 22.04.1 LTS (jammy) | 2.0.11-1ubuntu1.2 | mosquitto 2.0.11-1ubuntu1.2 | Oct 30, 2024 |
| mosquitto · Ubuntu 24.04.5 LTS (noble) | 2.0.18-1ubuntu0.1~esm1 | mosquitto 2.0.18-1ubuntu0.1~esm1 | Oct 30, 2024 |
| mosquitto · opensuse-leap 16.0 | 2.0.23-bp160.1.1 | OPENSUSE-SU-2026:20260-1 | Feb 23, 2026 |
| mosquitto-clients · Ubuntu 22.04.1 LTS (jammy) | 2.0.11-1ubuntu1.2 | mosquitto-clients 2.0.11-1ubuntu1.2 | Oct 30, 2024 |
| mosquitto-clients · Ubuntu 24.04.5 LTS (noble) | 2.0.18-1ubuntu0.1~esm1 | mosquitto-clients 2.0.18-1ubuntu0.1~esm1 | Oct 30, 2024 |
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