CVE-2024-12084
Rsync: heap buffer overflow in rsync due to improper checksum length handling
CRITICAL 9.8
At a glance
- Source
- NVD
- EPSS
- EPSS 72.51 % · percentile 99 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- redhat
- NVD status
- Modified
Description
A heap-based buffer overflow flaw was found in the rsync daemon. This issue is 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.
Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHBA-2025:6470
- https://access.redhat.com/security/cve/CVE-2024-12084
- https://bugzilla.redhat.com/show_bug.cgi?id=2330527
- https://kb.cert.org/vuls/id/952657
- https://github.com/google/security-research/security/advisories/GHSA-p5pg-x43v-mvqj
- http://www.openwall.com/lists/oss-security/2025/01/14/6
- https://security.netapp.com/advisory/ntap-20250131-0002/
- https://www.kb.cert.org/vuls/id/952657
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | redhat |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · secalert@redhat.com (Secondary) |
European references
- ENISA EUVD · EUVD-2024-50580
- GCVE · GCVE-0-2024-12084
CERT-FR advisories
- CERTFR-2026-AVI-0627 — Multiples vulnérabilités dans les produits Splunk · cert.ssi.gouv.fr
- CERTFR-2025-AVI-1021 — Multiples vulnérabilités dans les produits HPE Aruba Networking · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0581 — Multiples vulnérabilités dans GitLab · cert.ssi.gouv.fr
- CERTFR-2025-AVI-0067 — Multiples vulnérabilités dans Qnap HBS 3 Hybrid Backup Sync · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:samba:rsync:3.2.7:-:*:*:*:*:*:*cpe:2.3:a:samba:rsync:3.3.0:-:*:*:*:*:*:*cpe:2.3:o:almalinux:almalinux:10.0:-:*:*:*:*:*:*cpe:2.3:o:archlinux:arch_linux:-:*:*:*:*:*:*:*cpe:2.3:o:gentoo:linux:-:*:*:*:*:*:*:*cpe:2.3:o:nixos:nixos:*:*:*:*:*:*:*:*< 24.11cpe:2.3:o:nixos:nixos:24.11:*:*:*:*:*:*:*cpe:2.3:o:novell:suse_linux:-:*:*:*:*:*:*:*cpe:2.3:o:tritondatacenter:smartos:*:*:*:*:*:*:*:*< 20250123cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| rsync | affected 3.2.7 ; affected 3.3.0 |
| Red Hat · Red Hat Enterprise Linux 10 | unaffected 0:3.4.1-2.el10 < * |
| Red Hat · Red Hat Enterprise Linux 6 | |
| Red Hat · Red Hat Enterprise Linux 7 | |
| Red Hat · Red Hat Enterprise Linux 8 | |
| Red Hat · Red Hat Enterprise Linux 9 | |
| Red Hat · Red Hat OpenShift Container Platform 4 | |
| Red Hat · Red Hat OpenShift Container Platform 4 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |