Ubuntu update for linux-azure



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2024-45016
CVE-2024-45001
CWE-ID CWE-416
CWE-399
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Ubuntu
Operating systems & Components / Operating system

linux-image-azure-fde (Ubuntu package)
Operating systems & Components / Operating system package or component

linux-image-azure (Ubuntu package)
Operating systems & Components / Operating system package or component

linux-image-6.8.0-1016-azure-fde (Ubuntu package)
Operating systems & Components / Operating system package or component

linux-image-6.8.0-1016-azure (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU97169

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-2024-45016

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-azure to the latest version.

Vulnerable software versions

Ubuntu: 24.04

linux-image-azure-fde (Ubuntu package): before 6.8.0-1016.18

linux-image-azure (Ubuntu package): before 6.8.0-1016.18

linux-image-6.8.0-1016-azure-fde (Ubuntu package): before 6.8.0-1016.18

linux-image-6.8.0-1016-azure (Ubuntu package): before 6.8.0-1016.18

CPE2.3 External links

http://ubuntu.com/security/notices/USN-7074-1


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) Resource management error

EUVDB-ID: #VU96874

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-2024-45001

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 resource management error within the mana_get_rxbuf_cfg() function in drivers/net/ethernet/microsoft/mana/mana_en.c. A local user can perform a denial of service (DoS) attack.

Mitigation

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

Vulnerable software versions

Ubuntu: 24.04

linux-image-azure-fde (Ubuntu package): before 6.8.0-1016.18

linux-image-azure (Ubuntu package): before 6.8.0-1016.18

linux-image-6.8.0-1016-azure-fde (Ubuntu package): before 6.8.0-1016.18

linux-image-6.8.0-1016-azure (Ubuntu package): before 6.8.0-1016.18

CPE2.3 External links

http://ubuntu.com/security/notices/USN-7074-1


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.



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