https://seclists.org/oss-sec/2026/q2/151: UAF in rsync 3.4.1 and below

Published Apr 16, 2026
·
Updated

Affected Software

1 affected component
rsync rsync<=3.4.1

Frequently Asked Questions

1

What is the severity of CVE-2026-XXXX?

The severity of CVE-2026-XXXX is considered high due to the potential for uninitialized memory access leading to exploitation.

2

How do I fix CVE-2026-XXXX?

To fix CVE-2026-XXXX, upgrade to rsync version 3.4.2 or later where the vulnerability has been addressed.

3

What systems are affected by CVE-2026-XXXX?

CVE-2026-XXXX affects all versions of rsync from 3.4.1 and below.

4

What type of vulnerability is CVE-2026-XXXX?

CVE-2026-XXXX is classified as a Use After Free (UAF) vulnerability.

5

Can CVE-2026-XXXX lead to remote code execution?

Yes, CVE-2026-XXXX can potentially allow an attacker to execute arbitrary code remotely.

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