Detections
Analytics

Oracle Linux 7 : freerdp (ELSA-2026-20546)

medium Nessus Plugin ID 324593

Synopsis

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

Description

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-20546 advisory.

 - Fixed CVE-2026-25952 CVE-2026-26986 CVE-2026-27951 CVE-2026-29775 CVE-2026-31883 CVE-2026-31884 CVE-2026-31885 CVE-2026-33985 [Orabug: 39440279]
 - Fixed CVE-2026-22852 CVE-2026-22854 CVE-2026-22856 CVE-2026-23732 CVE-2026-23948 CVE-2026-24491 CVE-2026-24675 CVE-2026-24676 CVE-2026-24679 CVE-2026-24684 CVE-2026-31806 [Orabug: 39272429]
 - Fixed CVE-2026-26955 CVE-2026-26956 [Orabug: 39189643]
 - Fixed CVE-2026-22855 CVE-2026-22858 CVE-2026-22859 [Orabug: 39075086]
 - fixed CVE-2026-23530 CVE-2026-23531 CVE-2026-23532 CVE-2026-23533 CVE-2026-23884 [Orabug: 38971897]
 - CVE-2020-11521: Fix out-of-bounds write in planar.c (#1837621)
 - CVE-2020-11523: Fix integer overflow in region.c (#1837622)

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-2026-20546.html

Plugin Details

Severity: Medium

ID: 324593

File Name: oraclelinux_ELSA-2026-20546.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/1/2026

Updated: 7/1/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.73

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2026-31883

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 5.5

Threat Vector: CVSS:4.0/E:P

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

CVSS Score Source: CVE-2026-26986

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:libwinpr-devel, p-cpe:/a:oracle:linux:freerdp, p-cpe:/a:oracle:linux:libwinpr, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:freerdp-libs, p-cpe:/a:oracle:linux:freerdp-devel

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: 7/1/2026

Vulnerability Publication Date: 2/25/2026

Reference Information

CVE: CVE-2026-25952, CVE-2026-26986, CVE-2026-27951, CVE-2026-29775, CVE-2026-31883, CVE-2026-31884, CVE-2026-31885, CVE-2026-33985

IAVA: 2026-A-0257-S, 2026-A-0286-S