Ubuntu update for linux

Published: 2024-07-04

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2024-26924 CVE-2024-26643
CWE-ID	CWE-399 CWE-362
Exploitation vector	Local
Public exploit	N/A
Vulnerable software	Ubuntu Operating systems & Components / Operating system linux-image-lowlatency-64k (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-lowlatency-hwe-20.04 (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-xilinx-zynqmp (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-virtual (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-nvidia-lowlatency (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-nvidia (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-lowlatency (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-generic-lpae (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-generic-64k (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-generic (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-gcp-lts-22.04 (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-5.15.0-113-lowlatency-64k (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-5.15.0-113-lowlatency (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-5.15.0-1063-gcp (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-5.15.0-1059-nvidia-lowlatency (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-5.15.0-1059-nvidia (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-5.15.0-1031-xilinx-zynqmp (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-5.15.0-113-generic-lpae (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-5.15.0-113-generic-64k (Ubuntu package) Operating systems & Components / Operating system package or component linux-image-5.15.0-113-generic (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Resource management error

EUVDB-ID: #VU89055

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26924

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

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

The vulnerability exists due to improper management of internal resources within the nft_pipapo_remove() function in net/netfilter/nft_set_pipapo.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package linux to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 22.04

linux-image-lowlatency-64k (Ubuntu package): before 5.15.0.113.104

linux-image-lowlatency-hwe-20.04 (Ubuntu package): before 5.15.0.113.123~20.04.1

linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package): before 5.15.0.113.123~20.04.1

linux-image-xilinx-zynqmp (Ubuntu package): before 5.15.0.1031.35

linux-image-virtual (Ubuntu package): before 5.15.0.113.113

linux-image-nvidia-lowlatency (Ubuntu package): before 5.15.0.1059.59

linux-image-nvidia (Ubuntu package): before 5.15.0.1059.59

linux-image-lowlatency (Ubuntu package): before 5.15.0.113.104

linux-image-generic-lpae (Ubuntu package): before 5.15.0.113.113

linux-image-generic-64k (Ubuntu package): before 5.15.0.113.113

linux-image-generic (Ubuntu package): before 5.15.0.113.113

linux-image-gcp-lts-22.04 (Ubuntu package): before 5.15.0.1063.59

linux-image-5.15.0-113-lowlatency-64k (Ubuntu package): before 5.15.0-113.123~20.04.1

linux-image-5.15.0-113-lowlatency (Ubuntu package): before 5.15.0-113.123~20.04.1

linux-image-5.15.0-1063-gcp (Ubuntu package): before 5.15.0-1063.71

linux-image-5.15.0-1059-nvidia-lowlatency (Ubuntu package): before 5.15.0-1059.60

linux-image-5.15.0-1059-nvidia (Ubuntu package): before 5.15.0-1059.60

linux-image-5.15.0-1031-xilinx-zynqmp (Ubuntu package): before 5.15.0-1031.35

linux-image-5.15.0-113-generic-lpae (Ubuntu package): before 5.15.0-113.123~20.04.1

linux-image-5.15.0-113-generic-64k (Ubuntu package): before 5.15.0-113.123~20.04.1

linux-image-5.15.0-113-generic (Ubuntu package): before 5.15.0-113.123~20.04.1

CPE2.3

External links

https://ubuntu.com/security/notices/USN-6869-1

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) Race condition

EUVDB-ID: #VU88135

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26643

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

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

The vulnerability exists due to a race condition within the nf_tables_unbind_set() function in net/netfilter/nf_tables_api.c. A local user can exploit the race and escalate privileges on the system.