rsync: A heap-based buffer overflow flaw was found in the rsync daemon
CVE-2024-12084 is fixed in rsync on 1 platform, first by rsync 3.2.7-0ubuntu0.22.04.3, released January 8, 2025. It is not reported as exploited. Patch Radar priority: High.
A heap-based buffer overflow flaw was found in the rsync daemon. This issueis due to improper handling of attacker-controlled checksum lengths(s2length) in the code. When MAX_DIGEST_LEN exceeds the fixed SUM_LENGTH(16 bytes), an attacker can write out of bounds in the sum2 buffer.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| rsync · Debian 12.15 (bookworm) | 3.2.7-1+deb12u1 | DSA-5843-1 | Jan 14, 2025 |
| rsync · Debian 13.5 (trixie) | 3.3.0+ds1-3 | DEBIAN-CVE-2024-12084 | Jan 15, 2025 |
| rsync · Debian 14 | 3.3.0+ds1-3 | DEBIAN-CVE-2024-12084 | Jan 15, 2025 |
| rsync · RHEL 10 | 3.4.1-2.el10 | RHBA-2025:6470 | Jan 14, 2025 |
| rsync · Ubuntu 22.04.1 LTS (jammy) | 3.2.7-0ubuntu0.22.04.3 | rsync 3.2.7-0ubuntu0.22.04.3 | Jan 8, 2025 |
| rsync · Ubuntu 24.04.5 LTS (noble) | 3.2.7-1ubuntu1.1 | rsync 3.2.7-1ubuntu1.1 | Jan 8, 2025 |
| rsync · Ubuntu 24.10 (oracular) | 3.3.0-1ubuntu0.1 | rsync 3.3.0-1ubuntu0.1 | Jan 16, 2026 |
| rsync · opensuse-leap 15.6 | 3.2.7-150600.3.8.1 | SUSE-SU-2025:0156-1 | Jan 17, 2025 |
| rsync · sles 15.6 | 3.2.7-150600.3.8.1 | SUSE-SU-2025:0156-1 | Jan 17, 2025 |
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