CVE-2025-10158

MEDIUM

Rsync - Out-of-Bounds Read via Negative Array Index

Title source: llm
STIX 2.1

Description

A malicious client acting as the receiver of an rsync file transfer can trigger an out of bounds read of a heap based buffer, via a negative array index. The malicious rsync client requires at least read access to the remote rsync module in order to trigger the issue.

Scores

CVSS v3 4.3
EPSS 0.0005
EPSS Percentile 14.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-129
Status published
Products (1)
rsync/rsync < 3.4.1
Published Nov 18, 2025
Tracked Since Feb 18, 2026