Ubuntu update for postgresql-9.5

Published: 2024-01-09

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-5869 CVE-2023-5870
CWE-ID	CWE-190 CWE-264
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Ubuntu Operating systems & Components / Operating system postgresql-client-9.5 (Ubuntu package) Operating systems & Components / Operating system package or component postgresql-9.5 (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Integer overflow

EUVDB-ID: #VU82942

Risk: High

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-5869

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in array modification. A remote user can pass specially crafted data to the application, trigger an integer overflow and execute arbitrary code on the target system.

Mitigation

Update the affected package postgresql-9.5 to the latest version.

Vulnerable software versions

Ubuntu: 16.04

postgresql-client-9.5 (Ubuntu package): before Ubuntu Pro

postgresql-9.5 (Ubuntu package): before Ubuntu Pro (Infra-only)

CPE2.3

External links

https://ubuntu.com/security/notices/USN-6570-1

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU82943

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-5870

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls