#VU91356 Information disclosure in Linux kernel - CVE-2024-26992

Vulnerability identifier: #VU91356

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26992

CWE-ID: CWE-200

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

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

The vulnerability exists due to information disclosure within the vmx_get_perf_capabilities() function in arch/x86/kvm/vmx/vmx.c. A local user can gain access to sensitive information.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/0fb74c00d140a66128afc0003785dcc57e69d312
https://git.kernel.org/stable/c/037e48ceccf163899374b601afb6ae8d0bf1d2ac
https://git.kernel.org/stable/c/7a7650b3ac23e5fc8c990f00e94f787dc84e3175
https://git.kernel.org/stable/c/9e985cbf2942a1bb8fcef9adc2a17d90fd7ca8ee

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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.