Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in openEuler iSulad on Linux allows Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions. This vulnerability is associated with program files https://gitee.Com/openeuler/iSulad/blob/master/src/cmd/isulad/main.C. This issue affects iSulad: 2.0.18-13, from 2.1.4-1 through 2.1.4-2.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017406 advisory.

    Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in openEuler iSulad on Linux allows     Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions. This vulnerability is associated with     program files https://gitee.Com/openeuler/iSulad/blob/master/src/cmd/isulad/main.C.

    This issue affects iSulad: 2.0.18-13, from 2.1.4-1 through 2.1.4-2.



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.

According to the versions of the iSulad package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

    Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in openEuler iSulad on Linux allows     Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions. This vulnerability is associated with     program files https://gitee.Com/openeuler/iSulad/blob/master/src/cmd/isulad/main.C.(CVE-2021-33632)

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

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

ID	Name	Product	Family	Severity
313979	Unity Linux 20.1050e / 20.1070e Security Update: iSulad (UTSA-2026-017406)	Nessus	Unity Linux Local Security Checks	high
201144	EulerOS 2.0 SP12 : iSulad (EulerOS-SA-2024-1858)	Nessus	Huawei Local Security Checks	high
201136	EulerOS 2.0 SP12 : iSulad (EulerOS-SA-2024-1872)	Nessus	Huawei Local Security Checks	high

Detections

Analytics

CVE-2021-33632

high

Tenable Plugins

high

high

high