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.

The version of rsync installed on the remote host is prior to 3.1.2-11. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3157 advisory.

    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)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The version of CBL-Mariner Releases installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-10158 advisory.

  - 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)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The version of CBL-Mariner Releases installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-10158 advisory.

  - 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)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES12 host has a package installed that is affected by a vulnerability as referenced in the SUSE- SU-2026:0005-1 advisory.

    - CVE-2025-10158: Fixed out of bounds array access via negative index (bsc#1254441)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993325 advisory.

    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.

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2025:4511-1 advisory.

    - CVE-2025-10158: Fixed out-of-bounds array access via negative index (bsc#1254441)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2025-1302 advisory.

    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)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - 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)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
298097	Amazon Linux 2 : rsync, --advisory ALAS2-2026-3157 (ALAS-2026-3157)	Nessus	Amazon Linux Local Security Checks	medium
296043	Azure Linux 3.0 Security Update: CBL-Mariner Releases (CVE-2025-10158)	Nessus	Azure Linux Local Security Checks	medium
295814	CBL Mariner 2.0 Security Update: CBL-Mariner Releases (CVE-2025-10158)	Nessus	MarinerOS Local Security Checks	medium
281620	SUSE SLES12 Security Update : rsync (SUSE-SU-2026:0005-1)	Nessus	SuSE Local Security Checks	medium
280818	Unity Linux 20.1070e Security Update: rsync (UTSA-2025-993325)	Nessus	Unity Linux Local Security Checks	medium
279674	SUSE SLED15 / SLES15 / openSUSE 15 Security Update : rsync (SUSE-SU-2025:4511-1)	Nessus	SuSE Local Security Checks	medium
277819	Amazon Linux 2023 : rsync, rsync-daemon (ALAS2023-2025-1302)	Nessus	Amazon Linux Local Security Checks	medium
275743	Linux Distros Unpatched Vulnerability : CVE-2025-10158	Nessus	Misc.	medium

Detections

Analytics

CVE-2025-10158

medium

Tenable Plugins

medium

medium

medium

medium

medium

medium

medium

medium