Amazon Linux 2 Security Advisory: ALAS2-2026-3157
Advisory Released Date: 2026-02-05
Advisory Updated Date: 2026-02-05
Severity:
Medium
Issue Overview:
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. (CVE-2025-10158)
Affected Packages:
rsync
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update rsync or yum update --advisory ALAS2-2026-3157 to update your system.
New Packages:
aarch64:
rsync-3.1.2-11.amzn2.0.6.aarch64
rsync-debuginfo-3.1.2-11.amzn2.0.6.aarch64
i686:
rsync-3.1.2-11.amzn2.0.6.i686
rsync-debuginfo-3.1.2-11.amzn2.0.6.i686
src:
rsync-3.1.2-11.amzn2.0.6.src
x86_64:
rsync-3.1.2-11.amzn2.0.6.x86_64
rsync-debuginfo-3.1.2-11.amzn2.0.6.x86_64