Information disclosure in Linux kernel kvm vmx



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-26992
CWE-ID CWE-200
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU91356

Risk: Low

CVSSv3.1: 2.9 [AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-26992

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

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

CPE2.3
External links

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


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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