EulerOS Virtualization 2.10.0 : curl (EulerOS-SA-2026-3865)

critical Nessus Plugin ID 348528

Synopsis

The remote EulerOS Virtualization host is missing multiple security updates.

Description

According to the versions of the curl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

Integer overflow vulnerability has been found in 'builtin.c' program file of gawk. This issue may lead to memory exhaustion on the hosting operating system and could be used to overwrite gawk heap metadata and objects with attacker-controlled bytes. It affects gawk in versions 5.4.0 and below.(CVE-2026-40468)

Use After Free vulnerability has been found in 'io.c' program file of gawk (do_getline_redir() routine).
This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.(CVE-2026-40467)

Buffer overflow vulnerability has been found in 'extension/readdir.c' program file of gawk (ftype() routine). This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below.(CVE-2026-40553)

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

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

Solution

Update the affected curl packages.

Plugin Details

Severity: Critical

ID: 348528

File Name: EulerOS_SA-2026-3865.nasl

Version: 1.1

Type: Local

Family: Huawei Local Security Checks

Published: 9/21/2026

Updated: 9/21/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.7

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:N

CVSS Score Source: CVE-2026-9547

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS Score Source: CVE-2026-8927

Vulnerability Information

CPE: cpe:/o:huawei:euleros:uvp:2.10.0, p-cpe:/a:huawei:euleros:curl-help, p-cpe:/a:huawei:euleros:curl, p-cpe:/a:huawei:euleros:libcurl-devel, p-cpe:/a:huawei:euleros:libcurl

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/EulerOS/release, Host/EulerOS/rpm-list, Host/EulerOS/uvp_version

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/21/2026

Vulnerability Publication Date: 6/25/2026

Reference Information

CVE: CVE-2026-8286, CVE-2026-8924, CVE-2026-8927, CVE-2026-9547

IAVA: 2026-A-0627-S

Detections

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