SB2026060563 - openEuler 22.03 LTS SP4 update for rsync

Description

This security bulletin contains information about 1 vulnerability.

1) Out-of-bounds read (CVE-ID: CVE-2026-43620)

CWE-ID: CWE-125 - Out-of-bounds read

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to an out-of-bounds read in recv_files() when processing a crafted file list and transfer record from a malicious server. A remote attacker can send a crafted file list and transfer record to cause a denial of service.

The issue is reachable by any client pulling from a malicious server, and no special options are required on the victim because inc_recurse is the protocol-30+ default.

Remediation

Install update from vendor's website.

References

• https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2026-2551