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.
3.2.7-0ubuntu0.22.04.63.2.7-1ubuntu1.43.4.1+ds1-5ubuntu1.23.4.1+ds1-73.1.0-2ubuntu0.4+esm33.1.1-3ubuntu1.3+esm53.1.2-2.1ubuntu1.6+esm33.1.3-8ubuntu0.9+esm1Exploitability
AV:NAC:LPR:LUI:NScope
S:UImpact
C:NI:LA:NCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N