Detections
Analytics

Oracle Linux 10 : nginx (ELSA-2026-6906)

high Nessus Plugin ID 305248

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-6906 advisory.

 - Resolves: RHEL-157874 CVE-2026-32647 nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files
 - Resolves: RHEL-159433 CVE-2026-27651 nginx: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled
 - Resolves: RHEL-159525 CVE-2026-27784 nginx: NGINX: Denial of Service due to memory corruption via crafted MP4 file

Tenable has extracted the preceding description block directly from the Oracle Linux 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 packages.

See Also

https://linux.oracle.com/errata/ELSA-2026-6906.html

Plugin Details

Severity: High

ID: 305248

File Name: oraclelinux_ELSA-2026-6906.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 4/7/2026

Updated: 4/7/2026

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.7

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

CVSS Score Source: CVE-2026-27654

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

CVSS Score Source: CVE-2026-27784

CVSS v4

Risk Factor: High

Base Score: 8.5

Threat Score: 7.1

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-27784

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:nginx-core, p-cpe:/a:oracle:linux:nginx-all-modules, p-cpe:/a:oracle:linux:nginx-mod-stream, p-cpe:/a:oracle:linux:nginx-filesystem, p-cpe:/a:oracle:linux:nginx-mod-devel, p-cpe:/a:oracle:linux:nginx-mod-http-image-filter, p-cpe:/a:oracle:linux:nginx-mod-mail, p-cpe:/a:oracle:linux:nginx-mod-http-xslt-filter, cpe:/o:oracle:linux:10, p-cpe:/a:oracle:linux:nginx-mod-http-perl, p-cpe:/a:oracle:linux:nginx

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/7/2026

Vulnerability Publication Date: 3/24/2026

Reference Information

CVE: CVE-2026-27651, CVE-2026-27654, CVE-2026-27784, CVE-2026-32647

IAVA: 2026-A-0280