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Echo: linux: security update to 6.1.176-1

medium Tenable Self-Hosted Container Security Plugin ID 463529

Description

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

 - In the Linux kernel, the following vulnerability has been resolved: net/sched: netem: fix queue limit
 check to include reordered packets The queue limit check in netem_enqueue() uses q->t_len which only
 counts packets in the internal tfifo. Packets placed in sch->q by the reorder path (__qdisc_enqueue_head)
 are not counted, allowing the total queue occupancy to exceed sch->limit under reordering. Include
 sch->q.qlen in the limit check. (CVE-2026-52984)

Solution

Update the linux library and its related packages to version 6.1.176-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-52984

Plugin Details

Severity: Medium

ID: 463529

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 93.7

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2026-52984

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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: 6/25/2026

Vulnerability Publication Date: 6/22/2026

Reference Information

CVE: CVE-2026-52984