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RockyLinux 9 : python-tornado (RLSA-2026:67146)

high Nessus Plugin ID 346035

Synopsis

The remote RockyLinux host is missing one or more security updates.

Description

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-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 RockyLinux 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 python-tornado-debugsource, python3-tornado and / or python3-tornado-debuginfo packages.

See Also

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

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

https://errata.rockylinux.org/RLSA-2026:67146

Plugin Details

Severity: High

ID: 346035

File Name: rocky_linux_RLSA-2026-67146.nasl

Version: 1.1

Type: Local

Published: 9/15/2026

Updated: 9/15/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3.3

Percentile: 51.2

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/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

CPE: cpe:/o:rocky:linux:9, p-cpe:/a:rocky:linux:python-tornado-debugsource, p-cpe:/a:rocky:linux:python3-tornado-debuginfo, p-cpe:/a:rocky:linux:python3-tornado

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

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