#VU63370 Uncontrolled Memory Allocation in python3-apport (Ubuntu package) and apport (Ubuntu package)


Published: 2022-05-18 | Updated: 2022-05-19

Vulnerability identifier: #VU63370

Vulnerability risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-28656

CWE-ID: CWE-789

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
python3-apport (Ubuntu package)
Operating systems & Components / Operating system package or component
apport (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor:

Description

The vulnerability allows a local user to perform a denial of service attack.

The vulnerability exists due to RAM consumption in the is_closing_session() function in the Apport process. A local user can cause Apport to consume memory and cause a denial of service.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

External links
http://ubuntu.com/security/notices/USN-5427-1

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.


Latest bulletins with this vulnerability


Ubuntu update for apport