Detections
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Amazon Linux 2023 : bluez, bluez-cups, bluez-deprecated (ALAS2023-2026-3141)

high Nessus Plugin ID 351038

Synopsis

The remote Amazon Linux 2023 host is missing a security update.

Description

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-3141 advisory.

 BlueZ A2DP Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of BlueZ. An attacker must first obtain the ability to pair a malicious Bluetooth device with the target system in order to exploit this vulnerability.

 The specific flaw exists within the handling of the stream endpoints. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI- CAN-29429. (CVE-2026-19774)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Run 'dnf update bluez --releasever 2023.12.20260928' or or 'dnf update --advisory ALAS2023-2026-3141 --releasever 2023.12.20260928' to update your system.

See Also

https://alas.aws.amazon.com//AL2023/ALAS2023-2026-3141.html

https://alas.aws.amazon.com/faqs.html

https://explore.alas.aws.amazon.com/CVE-2026-19774.html

Plugin Details

Severity: High

ID: 351038

File Name: al2023_ALAS2023-2026-3141.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 9/29/2026

Updated: 9/29/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.22

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-19774

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

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

Vulnerability Information

CPE: cpe:/o:amazon:linux:2023, p-cpe:/a:amazon:linux:bluez-cups-debuginfo, p-cpe:/a:amazon:linux:bluez-cups, p-cpe:/a:amazon:linux:bluez-debuginfo, p-cpe:/a:amazon:linux:bluez-debugsource, p-cpe:/a:amazon:linux:bluez-deprecated-debuginfo, p-cpe:/a:amazon:linux:bluez-deprecated, p-cpe:/a:amazon:linux:bluez-hid2hci-debuginfo, p-cpe:/a:amazon:linux:bluez-hid2hci, p-cpe:/a:amazon:linux:bluez-libs-debuginfo, p-cpe:/a:amazon:linux:bluez-libs-devel-debuginfo, p-cpe:/a:amazon:linux:bluez-libs-devel, p-cpe:/a:amazon:linux:bluez-libs, p-cpe:/a:amazon:linux:bluez-mesh-debuginfo, p-cpe:/a:amazon:linux:bluez-mesh, p-cpe:/a:amazon:linux:bluez-obexd-debuginfo, p-cpe:/a:amazon:linux:bluez-obexd, p-cpe:/a:amazon:linux:bluez

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/29/2026

Vulnerability Publication Date: 9/15/2026

Reference Information

CVE: CVE-2026-19774