Detections
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Echo: linux: security update to 6.3.7-1

high Tenable Cloud Security Plugin ID 465280

Description

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

 - An improper input validation flaw was found in the eBPF subsystem in the Linux kernel. The issue occurs
 due to a lack of proper validation of dynamic pointers within user-supplied eBPF programs prior to
 executing them. This may allow an attacker with CAP_BPF privileges to escalate privileges and execute
 arbitrary code in the context of the kernel. (CVE-2023-39191)

Solution

Update the linux library and its related packages to version 6.3.7-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2023-39191

Plugin Details

Severity: High

ID: 465280

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 95.11

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2023-39191

CVSS v3

Risk Factor: High

Base Score: 8.2

Temporal Score: 7.1

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 9/15/2025

Vulnerability Publication Date: 10/4/2023

Reference Information

CVE: CVE-2023-39191