Ubuntu update for netty

Published: 2025-02-24

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-24823 CVE-2024-29025
CWE-ID	CWE-378 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Ubuntu Operating systems & Components / Operating system libnetty-java (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Creation of Temporary File With Insecure Permissions

EUVDB-ID: #VU62849

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-24823

CWE-ID: CWE-378 - Creation of Temporary File With Insecure Permissions

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to usage of insecure permissions for temporary files. A local user can view contents of temporary files and gain access to sensitive information.

Mitigation

Update the affected package netty to the latest version.

Vulnerable software versions

Ubuntu: 16.04 - 24.10

libnetty-java (Ubuntu package): before 1:4.1.48-10ubuntu0.1

CPE2.3

External links

https://ubuntu.com/security/notices/USN-7284-1

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Information disclosure

EUVDB-ID: #VU87779

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-29025

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor