CVE-2024-12084: Rsync: heap buffer overflow in rsync due to improper checksum length handling
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.
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · CWE-122
Tracked companies
Mapped from the CVE’s affected-product data, NVD CPE matches, vendor advisories or package feeds. A mapping means the vendor’s software is named, not that its hosted service was exposed.
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Red Hat: Red Hat Enterprise Linux 10Red Hat: Red Hat Enterprise Linux 6Red Hat: Red Hat Enterprise Linux 7Red Hat: Red Hat Enterprise Linux 8Red Hat: Red Hat Enterprise Linux 9Red Hat: Red Hat OpenShift Container Platform 4
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- access.redhat.com/errata/RHBA-2025:6470 (opens in new tab)
- access.redhat.com/security/cve/CVE-2024-12084 (opens in new tab)
- bugzilla.redhat.com/show_bug.cgi (opens in new tab)
- kb.cert.org/vuls/id/952657 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)