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Echo: curl: security update to 1:8.22.0-1+e1

critical Tenable Cloud Security Plugin ID 455153

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - A flaw in libcurl's handling of HTTP/2 Server Push streams, when the parent handle is set to share
 connections with other handles, can lead to use-after-free in the cleanup process. (CVE-2026-18924)

Solution

Update the curl library and its related packages to version 1:8.22.0-1+e1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-18924

Plugin Details

Severity: Critical

ID: 455153

Version: Revision 1.2

Type: Local

Published: 10/1/2026

Updated: 10/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.45

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-18924

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

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

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

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/2/2026

Vulnerability Publication Date: 9/3/2026

Reference Information

CVE: CVE-2026-18924

IAVA: 2026-A-0932