Detections
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Unity Linux 20.1070a Security Update: coreutils (UTSA-2026-123926)
medium Nessus Plugin ID 349604
Synopsis
The Unity Linux host is missing one or more security updates.Description
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-123926 advisory.A flaw was found in GNU Coreutils. The sort utility's begfield() function is vulnerable to a heap buffer under-read. The program may access memory outside the allocated buffer if a user runs a crafted command using the traditional key format. A malicious input could lead to a crash or leak sensitive data.
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.
Solution
Update the affected coreutils package.See Also
https://access.redhat.com/security/cve/CVE-2025-5278
Plugin Details
Severity: Medium
ID: 349604
File Name: unity_linux_UTSA-2026-123926.nasl
Version: 1.1
Type: Local
Published: 9/24/2026
Updated: 9/24/2026
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.1
Percentile: 53.59
CVSS v2
Risk Factor: Low
Base Score: 3.6
Temporal Score: 2.7
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:P
CVSS Score Source: CVE-2025-5278
CVSS v3
Risk Factor: Medium
Base Score: 4.4
Temporal Score: 3.9
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
Required KB Items: Host/local_checks_enabled, Host/UOS-Server/release, Host/UOS-Server/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 9/23/2026
Vulnerability Publication Date: 5/27/2025
Reference Information
CVE: CVE-2025-5278