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OpenAdvisories
High ELSA-2026-26408 2 CVEs

Important: rsync security update (Oracle Linux 8)

Published Jun 16, 2026 · Updated Jun 16, 2026

Summary

[3.1.3-27]
- Integer overflow in compressed-token decoding (CVE-2026-43618)
- Resolves: RHEL-174951

[3.1.3-26]
- Resolves: RHEL-174950 - CVE-2026-29518 - TOCTOU symlink race in
non-chrooted daemon modules

Fixed packages 2

ReleasePackageFixed in
Oracle Linux · 8 rsync 0:3.1.3-27.el8_10
Oracle Linux · 8 rsync-daemon 0:3.1.3-27.el8_10

Vulnerabilities 2

  • High 8.1

    Rsync < 3.4.3 Integer Overflow Information Disclosure

    Rsync version 3.4.2 and prior contain an integer overflow vulnerability in the compressed-token decoder where a 32-bit signed counter is not checked for overflow, allowing a malicious sender to trigger an overflow that causes the receiver process to read and …

  • High 7.0

    Rsync < 3.4.3 TOCTOU Race Condition Allows Symlink-Based Arbitrary File Write

    Rsync versions before 3.4.3 contain a time-of-check to time-of-use (TOCTOU) race condition in daemon file handling that allows attackers to redirect file writes outside intended directories by replacing parent directory components with symbolic links. Attacke…