Detections
Analytics

Alpine: authephemeral, multiple kamailio packages: security update to 5.4.5-r2

high Tenable Self-Hosted Container Security Plugin ID 440438

Description

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

 - Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.1.1, 6.0.6, and 5.8.8, an
 out-of-bounds access in the core of Kamailio (formerly OpenSER and SER) allows remote attackers to cause a
 denial of service (process crash) via a specially crafted data packet sent over TCP. The issue impacts
 Kamailio instances having TCP or TLS listeners. This vulnerability is fixed in 5.1.1, 6.0.6, and 5.8.8.
 (CVE-2026-39863)

Solution

Update the authephemeral library and its related packages to version 5.4.5-r2 or later.

See Also

https://security.alpinelinux.org/vuln/CVE-2026-39863

Plugin Details

Severity: High

ID: 440438

Version: Revision 1.5

Type: Local

Published: 4/16/2026

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.93

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-39863

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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

Vulnerability Publication Date: 4/8/2026

Reference Information

CVE: CVE-2026-39863