Detections
Analytics

Oracle Linux 8 : brotli (ELSA-2026-90501)

critical Nessus Plugin ID 372478

Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-90501 advisory.

 [1.0.6-5]
 - Resolves: RHEL-290271
 - CVE-2026-111497 brotli: Out-of-Bounds Write in Google Brotli Decoder

Tenable has extracted the preceding description block directly from the Oracle 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 brotli, brotli-devel and / or python3-brotli packages.

See Also

https://linux.oracle.com/errata/ELSA-2026-90501.html

Plugin Details

Severity: Critical

ID: 372478

File Name: oraclelinux_ELSA-2026-90501.nasl

Version: 1.2

Type: Local

Agent: unix

Published: 10/27/2026

Updated: 10/27/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.2

Percentile: 99.77

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 6.3

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

CVSS Score Source: CVE-2026-111497

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.5

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

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

CVSS v4

Risk Factor: Critical

Base Score: 9.2

Threat Score: 9.2

Threat Vector: CVSS:4.0/E:A

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

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, cpe:/o:oracle:linux:8:10:baseos_patch, p-cpe:/a:oracle:linux:brotli-devel, p-cpe:/a:oracle:linux:brotli, p-cpe:/a:oracle:linux:python3-brotli

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/27/2026

Vulnerability Publication Date: 10/21/2026

CISA Known Exploited Vulnerability Due Dates: 11/10/2026

Reference Information

CVE: CVE-2026-111497

IAVA: 2026-A-1200