Detections
Analytics

Rocky Linux 9 [CIQ] Security Update: python-tornado-debugsource / python3-tornado / etc Multiple Vulnerabilities (crlsa-2026_67146)

high Nessus Plugin ID 355775

Synopsis

The Rocky Linux host is missing one or more security updates.

Description

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_67146 advisory.

 * tornado: Tornado: Information disclosure via improper handling of credentials during HTTP redirects (CVE-2026-49853)

 * tornado: Tornado: Denial of Service via uncontrolled gzip decompression memory consumption (CVE-2026-49855)

Tenable has extracted the preceding description block directly from the CIQ 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 based on the guidance in CIQ advisory crlsa-2026_67146.

See Also

https://access.redhat.com/errata/RHSA-2026:67146

https://bugzilla.redhat.com/show_bug.cgi?id=2500672

https://bugzilla.redhat.com/show_bug.cgi?id=2500686

https://errata.build.resf.org/RLSA-2026:67146

http://www.nessus.org/u?cf0534c2

http://www.nessus.org/u?e31fe94f

Plugin Details

Severity: High

ID: 355775

File Name: ciq_rocky_linux_9_crlsa-2026_67146.nasl

Version: 1.2

Type: Local

Published: 10/1/2026

Updated: 10/2/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.3

Percentile: 51.2

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-49853

CVSS v3

Risk Factor: High

Base Score: 7.7

Temporal Score: 6.7

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

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

Vulnerability Information

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/OS/extended-third-party

Exploit Ease: No known exploits are available

Patch Publication Date: 9/15/2026

Vulnerability Publication Date: 6/15/2026

Reference Information

CVE: CVE-2026-49853, CVE-2026-49855