Ubuntu update for intel-microcode

Published: 2024-09-25

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2024-23984 CVE-2024-24968
CWE-ID	CWE-203 CWE-371
Exploitation vector	Local
Public exploit	N/A
Vulnerable software	Ubuntu Operating systems & Components / Operating system intel-microcode (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Observable discrepancy

EUVDB-ID: #VU97424

Risk: Low

CVSSv4.0: 0.2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-23984

CWE-ID: CWE-203 - Observable discrepancy

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to observable discrepancy in Running Average Power Limit (RAPL) interface. A local privileged user can gain access to potentially sensitive information.

Mitigation

Update the affected package intel-microcode to the latest version.

Vulnerable software versions

Ubuntu: 16.04 - 24.04

intel-microcode (Ubuntu package): before Ubuntu Pro

CPE2.3

External links

https://ubuntu.com/security/notices/USN-7033-1

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) State Issues

EUVDB-ID: #VU97423