Ubuntu update for linux-gke

1) Use-after-free

EUVDB-ID: #VU97169

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-45016

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the netem_enqueue() function in net/sched/sch_netem.c. A local user can escalate privileges on the system.

Mitigation

Update the affected package linux-gke to the latest version.

Vulnerable software versions

Ubuntu: 24.04

linux-image-gke (Ubuntu package): before 6.8.0-1012.15

linux-image-6.8.0-1012-gke (Ubuntu package): before 6.8.0-1012.15

CPE2.3

• cpe:2.3:o:canonical:ubuntu:24.04:*:*:*:*:*:*:
• cpe:2.3:o:canonical:linux-image-gke_ubuntu_package:*:*:*:*:*:ubuntu:*:
• cpe:2.3:o:canonical:linux-image-6.8.0-1012-gke_ubuntu_package:*:*:*:*:*:ubuntu:*:

External links

http://ubuntu.com/security/notices/USN-7071-2

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.